Home / 10,607.19-15,910.76-4,759.70

Finding the Fourth Proportional to 10,607.19, 15,910.76 and 4,759.70

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Solution

The fourth proportional to 10,607.19, 15,910.76 and 4,759.70 is: 7,139.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,607.19 : 15,910.76 = 4,759.70 : x
  2. Step 2: Convert to fraction form
    10,607.19/15,910.76 = 4,759.70/x
  3. Step 3: Cross multiply
    10,607.19x = 15,910.76 × 4,759.70
  4. Step 4: Simplify right side
    10,607.19x = 75,730,341.02
  5. Step 5: Solve for x
    x = 75,730,341.02/10,607.19
  6. Step 6: Final answer
    x = 7,139.53

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1.5x scale

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.