Home / 10,348.22-14,278.20-5,870.90

Finding the Fourth Proportional to 10,348.22, 14,278.20 and 5,870.90

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Solution

The fourth proportional to 10,348.22, 14,278.20 and 5,870.90 is: 8,100.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,348.22 : 14,278.20 = 5,870.90 : x
  2. Step 2: Convert to fraction form
    10,348.22/14,278.20 = 5,870.90/x
  3. Step 3: Cross multiply
    10,348.22x = 14,278.20 × 5,870.90
  4. Step 4: Simplify right side
    10,348.22x = 83,825,884.38
  5. Step 5: Solve for x
    x = 83,825,884.38/10,348.22
  6. Step 6: Final answer
    x = 8,100.51

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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.