Home / 10,604.30-15,909.35-4,685.93

Finding the Fourth Proportional to 10,604.30, 15,909.35 and 4,685.93

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Solution

The fourth proportional to 10,604.30, 15,909.35 and 4,685.93 is: 7,030.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,604.30 : 15,909.35 = 4,685.93 : x
  2. Step 2: Convert to fraction form
    10,604.30/15,909.35 = 4,685.93/x
  3. Step 3: Cross multiply
    10,604.30x = 15,909.35 × 4,685.93
  4. Step 4: Simplify right side
    10,604.30x = 74,549,997.47
  5. Step 5: Solve for x
    x = 74,549,997.47/10,604.30
  6. Step 6: Final answer
    x = 7,030.17

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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.