Home / 9,529.31-13,149.96-5,280.26

Finding the Fourth Proportional to 9,529.31, 13,149.96 and 5,280.26

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Solution

The fourth proportional to 9,529.31, 13,149.96 and 5,280.26 is: 7,286.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,529.31 : 13,149.96 = 5,280.26 : x
  2. Step 2: Convert to fraction form
    9,529.31/13,149.96 = 5,280.26/x
  3. Step 3: Cross multiply
    9,529.31x = 13,149.96 × 5,280.26
  4. Step 4: Simplify right side
    9,529.31x = 69,435,207.79
  5. Step 5: Solve for x
    x = 69,435,207.79/9,529.31
  6. Step 6: Final answer
    x = 7,286.49

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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.