Home / 10,348.11-14,279.22-5,870.70

Finding the Fourth Proportional to 10,348.11, 14,279.22 and 5,870.70

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Solution

The fourth proportional to 10,348.11, 14,279.22 and 5,870.70 is: 8,100.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,348.11 : 14,279.22 = 5,870.70 : x
  2. Step 2: Convert to fraction form
    10,348.11/14,279.22 = 5,870.70/x
  3. Step 3: Cross multiply
    10,348.11x = 14,279.22 × 5,870.70
  4. Step 4: Simplify right side
    10,348.11x = 83,829,016.85
  5. Step 5: Solve for x
    x = 83,829,016.85/10,348.11
  6. Step 6: Final answer
    x = 8,100.90

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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.