Home / 7,549.74-11,320.25-2,927.34

Finding the Fourth Proportional to 7,549.74, 11,320.25 and 2,927.34

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Solution

The fourth proportional to 7,549.74, 11,320.25 and 2,927.34 is: 4,389.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,549.74 : 11,320.25 = 2,927.34 : x
  2. Step 2: Convert to fraction form
    7,549.74/11,320.25 = 2,927.34/x
  3. Step 3: Cross multiply
    7,549.74x = 11,320.25 × 2,927.34
  4. Step 4: Simplify right side
    7,549.74x = 33,138,220.64
  5. Step 5: Solve for x
    x = 33,138,220.64/7,549.74
  6. Step 6: Final answer
    x = 4,389.32

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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.