Home / 10,130.97-15,196.01-3,110.70

Finding the Fourth Proportional to 10,130.97, 15,196.01 and 3,110.70

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Solution

The fourth proportional to 10,130.97, 15,196.01 and 3,110.70 is: 4,665.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,130.97 : 15,196.01 = 3,110.70 : x
  2. Step 2: Convert to fraction form
    10,130.97/15,196.01 = 3,110.70/x
  3. Step 3: Cross multiply
    10,130.97x = 15,196.01 × 3,110.70
  4. Step 4: Simplify right side
    10,130.97x = 47,270,269.74
  5. Step 5: Solve for x
    x = 47,270,269.74/10,130.97
  6. Step 6: Final answer
    x = 4,665.92

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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.