Home / 11,539.46-15,924.20-7,063.20

Finding the Fourth Proportional to 11,539.46, 15,924.20 and 7,063.20

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Solution

The fourth proportional to 11,539.46, 15,924.20 and 7,063.20 is: 9,747.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,539.46 : 15,924.20 = 7,063.20 : x
  2. Step 2: Convert to fraction form
    11,539.46/15,924.20 = 7,063.20/x
  3. Step 3: Cross multiply
    11,539.46x = 15,924.20 × 7,063.20
  4. Step 4: Simplify right side
    11,539.46x = 112,475,774.12
  5. Step 5: Solve for x
    x = 112,475,774.12/11,539.46
  6. Step 6: Final answer
    x = 9,747.05

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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.