Home / 10,895.60-15,036.14-6,179.80

Finding the Fourth Proportional to 10,895.60, 15,036.14 and 6,179.80

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Solution

The fourth proportional to 10,895.60, 15,036.14 and 6,179.80 is: 8,528.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,895.60 : 15,036.14 = 6,179.80 : x
  2. Step 2: Convert to fraction form
    10,895.60/15,036.14 = 6,179.80/x
  3. Step 3: Cross multiply
    10,895.60x = 15,036.14 × 6,179.80
  4. Step 4: Simplify right side
    10,895.60x = 92,920,337.97
  5. Step 5: Solve for x
    x = 92,920,337.97/10,895.60
  6. Step 6: Final answer
    x = 8,528.24

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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.