Home / 10,135.17-13,985.54-6,951.19

Finding the Fourth Proportional to 10,135.17, 13,985.54 and 6,951.19

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Solution

The fourth proportional to 10,135.17, 13,985.54 and 6,951.19 is: 9,591.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,135.17 : 13,985.54 = 6,951.19 : x
  2. Step 2: Convert to fraction form
    10,135.17/13,985.54 = 6,951.19/x
  3. Step 3: Cross multiply
    10,135.17x = 13,985.54 × 6,951.19
  4. Step 4: Simplify right side
    10,135.17x = 97,216,206.80
  5. Step 5: Solve for x
    x = 97,216,206.80/10,135.17
  6. Step 6: Final answer
    x = 9,591.97

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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.