Home / 7,539.30-10,404.22-4,182.62

Finding the Fourth Proportional to 7,539.30, 10,404.22 and 4,182.62

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Solution

The fourth proportional to 7,539.30, 10,404.22 and 4,182.62 is: 5,772.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,539.30 : 10,404.22 = 4,182.62 : x
  2. Step 2: Convert to fraction form
    7,539.30/10,404.22 = 4,182.62/x
  3. Step 3: Cross multiply
    7,539.30x = 10,404.22 × 4,182.62
  4. Step 4: Simplify right side
    7,539.30x = 43,516,898.66
  5. Step 5: Solve for x
    x = 43,516,898.66/7,539.30
  6. Step 6: Final answer
    x = 5,772.01

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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.