Home / 6,156.28-9,234.36-1,539.28

Finding the Fourth Proportional to 6,156.28, 9,234.36 and 1,539.28

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Solution

The fourth proportional to 6,156.28, 9,234.36 and 1,539.28 is: 2,308.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,156.28 : 9,234.36 = 1,539.28 : x
  2. Step 2: Convert to fraction form
    6,156.28/9,234.36 = 1,539.28/x
  3. Step 3: Cross multiply
    6,156.28x = 9,234.36 × 1,539.28
  4. Step 4: Simplify right side
    6,156.28x = 14,214,265.66
  5. Step 5: Solve for x
    x = 14,214,265.66/6,156.28
  6. Step 6: Final answer
    x = 2,308.90

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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.