Home / 10,856.59-16,283.20-4,192.13

Finding the Fourth Proportional to 10,856.59, 16,283.20 and 4,192.13

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Solution

The fourth proportional to 10,856.59, 16,283.20 and 4,192.13 is: 6,287.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,856.59 : 16,283.20 = 4,192.13 : x
  2. Step 2: Convert to fraction form
    10,856.59/16,283.20 = 4,192.13/x
  3. Step 3: Cross multiply
    10,856.59x = 16,283.20 × 4,192.13
  4. Step 4: Simplify right side
    10,856.59x = 68,261,291.22
  5. Step 5: Solve for x
    x = 68,261,291.22/10,856.59
  6. Step 6: Final answer
    x = 6,287.54

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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.