Home / 7,729.56-11,574.90-5,537.16

Finding the Fourth Proportional to 7,729.56, 11,574.90 and 5,537.16

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Solution

The fourth proportional to 7,729.56, 11,574.90 and 5,537.16 is: 8,291.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,729.56 : 11,574.90 = 5,537.16 : x
  2. Step 2: Convert to fraction form
    7,729.56/11,574.90 = 5,537.16/x
  3. Step 3: Cross multiply
    7,729.56x = 11,574.90 × 5,537.16
  4. Step 4: Simplify right side
    7,729.56x = 64,092,073.28
  5. Step 5: Solve for x
    x = 64,092,073.28/7,729.56
  6. Step 6: Final answer
    x = 8,291.81

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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.