Home / 11,539.40-15,924.35-6,234.20

Finding the Fourth Proportional to 11,539.40, 15,924.35 and 6,234.20

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Solution

The fourth proportional to 11,539.40, 15,924.35 and 6,234.20 is: 8,603.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,539.40 : 15,924.35 = 6,234.20 : x
  2. Step 2: Convert to fraction form
    11,539.40/15,924.35 = 6,234.20/x
  3. Step 3: Cross multiply
    11,539.40x = 15,924.35 × 6,234.20
  4. Step 4: Simplify right side
    11,539.40x = 99,275,471.98
  5. Step 5: Solve for x
    x = 99,275,471.98/11,539.40
  6. Step 6: Final answer
    x = 8,603.18

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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.