Home / 7,528.04-11,292.06-3,143.10

Finding the Fourth Proportional to 7,528.04, 11,292.06 and 3,143.10

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Solution

The fourth proportional to 7,528.04, 11,292.06 and 3,143.10 is: 4,714.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,528.04 : 11,292.06 = 3,143.10 : x
  2. Step 2: Convert to fraction form
    7,528.04/11,292.06 = 3,143.10/x
  3. Step 3: Cross multiply
    7,528.04x = 11,292.06 × 3,143.10
  4. Step 4: Simplify right side
    7,528.04x = 35,492,058.07
  5. Step 5: Solve for x
    x = 35,492,058.07/7,528.04
  6. Step 6: Final answer
    x = 4,714.65

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Half scale
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Double scale
Find fourth proportional to 7,529.04, 11,293.56 and 3,144.10
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.