Home / 9,695.13-14,539.50-3,119.76

Finding the Fourth Proportional to 9,695.13, 14,539.50 and 3,119.76

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Solution

The fourth proportional to 9,695.13, 14,539.50 and 3,119.76 is: 4,678.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,695.13 : 14,539.50 = 3,119.76 : x
  2. Step 2: Convert to fraction form
    9,695.13/14,539.50 = 3,119.76/x
  3. Step 3: Cross multiply
    9,695.13x = 14,539.50 × 3,119.76
  4. Step 4: Simplify right side
    9,695.13x = 45,359,750.52
  5. Step 5: Solve for x
    x = 45,359,750.52/9,695.13
  6. Step 6: Final answer
    x = 4,678.61

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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.