Home / 9,885.24-14,818.95-3,640.95

Finding the Fourth Proportional to 9,885.24, 14,818.95 and 3,640.95

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Solution

The fourth proportional to 9,885.24, 14,818.95 and 3,640.95 is: 5,458.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,885.24 : 14,818.95 = 3,640.95 : x
  2. Step 2: Convert to fraction form
    9,885.24/14,818.95 = 3,640.95/x
  3. Step 3: Cross multiply
    9,885.24x = 14,818.95 × 3,640.95
  4. Step 4: Simplify right side
    9,885.24x = 53,955,056.00
  5. Step 5: Solve for x
    x = 53,955,056.00/9,885.24
  6. Step 6: Final answer
    x = 5,458.14

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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.