Home / 10,434.76-15,636.42-6,270.20

Finding the Fourth Proportional to 10,434.76, 15,636.42 and 6,270.20

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Solution

The fourth proportional to 10,434.76, 15,636.42 and 6,270.20 is: 9,395.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,434.76 : 15,636.42 = 6,270.20 : x
  2. Step 2: Convert to fraction form
    10,434.76/15,636.42 = 6,270.20/x
  3. Step 3: Cross multiply
    10,434.76x = 15,636.42 × 6,270.20
  4. Step 4: Simplify right side
    10,434.76x = 98,043,480.68
  5. Step 5: Solve for x
    x = 98,043,480.68/10,434.76
  6. Step 6: Final answer
    x = 9,395.85

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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.