Home / 8,752.04-12,076.34-5,215.16

Finding the Fourth Proportional to 8,752.04, 12,076.34 and 5,215.16

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Solution

The fourth proportional to 8,752.04, 12,076.34 and 5,215.16 is: 7,196.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,752.04 : 12,076.34 = 5,215.16 : x
  2. Step 2: Convert to fraction form
    8,752.04/12,076.34 = 5,215.16/x
  3. Step 3: Cross multiply
    8,752.04x = 12,076.34 × 5,215.16
  4. Step 4: Simplify right side
    8,752.04x = 62,980,045.31
  5. Step 5: Solve for x
    x = 62,980,045.31/8,752.04
  6. Step 6: Final answer
    x = 7,196.04

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.