Home / 10,291.24-14,202.91-6,314.95

Finding the Fourth Proportional to 10,291.24, 14,202.91 and 6,314.95

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Solution

The fourth proportional to 10,291.24, 14,202.91 and 6,314.95 is: 8,715.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,291.24 : 14,202.91 = 6,314.95 : x
  2. Step 2: Convert to fraction form
    10,291.24/14,202.91 = 6,314.95/x
  3. Step 3: Cross multiply
    10,291.24x = 14,202.91 × 6,314.95
  4. Step 4: Simplify right side
    10,291.24x = 89,690,666.50
  5. Step 5: Solve for x
    x = 89,690,666.50/10,291.24
  6. Step 6: Final answer
    x = 8,715.24

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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.