Home / 10,265.06-15,398.58-4,719.95

Finding the Fourth Proportional to 10,265.06, 15,398.58 and 4,719.95

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Solution

The fourth proportional to 10,265.06, 15,398.58 and 4,719.95 is: 7,080.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,265.06 : 15,398.58 = 4,719.95 : x
  2. Step 2: Convert to fraction form
    10,265.06/15,398.58 = 4,719.95/x
  3. Step 3: Cross multiply
    10,265.06x = 15,398.58 × 4,719.95
  4. Step 4: Simplify right side
    10,265.06x = 72,680,599.46
  5. Step 5: Solve for x
    x = 72,680,599.46/10,265.06
  6. Step 6: Final answer
    x = 7,080.39

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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.