Home / 10,461.42-14,433.28-6,213.78

Finding the Fourth Proportional to 10,461.42, 14,433.28 and 6,213.78

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Solution

The fourth proportional to 10,461.42, 14,433.28 and 6,213.78 is: 8,572.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,461.42 : 14,433.28 = 6,213.78 : x
  2. Step 2: Convert to fraction form
    10,461.42/14,433.28 = 6,213.78/x
  3. Step 3: Cross multiply
    10,461.42x = 14,433.28 × 6,213.78
  4. Step 4: Simplify right side
    10,461.42x = 89,685,226.60
  5. Step 5: Solve for x
    x = 89,685,226.60/10,461.42
  6. Step 6: Final answer
    x = 8,572.95

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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.