Home / 10,885.04-16,324.80-4,641.60

Finding the Fourth Proportional to 10,885.04, 16,324.80 and 4,641.60

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Solution

The fourth proportional to 10,885.04, 16,324.80 and 4,641.60 is: 6,961.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,885.04 : 16,324.80 = 4,641.60 : x
  2. Step 2: Convert to fraction form
    10,885.04/16,324.80 = 4,641.60/x
  3. Step 3: Cross multiply
    10,885.04x = 16,324.80 × 4,641.60
  4. Step 4: Simplify right side
    10,885.04x = 75,773,191.68
  5. Step 5: Solve for x
    x = 75,773,191.68/10,885.04
  6. Step 6: Final answer
    x = 6,961.22

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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.