Home / 7,535.90-10,399.53-4,551.15

Finding the Fourth Proportional to 7,535.90, 10,399.53 and 4,551.15

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Solution

The fourth proportional to 7,535.90, 10,399.53 and 4,551.15 is: 6,280.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,535.90 : 10,399.53 = 4,551.15 : x
  2. Step 2: Convert to fraction form
    7,535.90/10,399.53 = 4,551.15/x
  3. Step 3: Cross multiply
    7,535.90x = 10,399.53 × 4,551.15
  4. Step 4: Simplify right side
    7,535.90x = 47,329,820.96
  5. Step 5: Solve for x
    x = 47,329,820.96/7,535.90
  6. Step 6: Final answer
    x = 6,280.58

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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.