Home / 10,813.80-16,227.90-4,967.40

Finding the Fourth Proportional to 10,813.80, 16,227.90 and 4,967.40

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Solution

The fourth proportional to 10,813.80, 16,227.90 and 4,967.40 is: 7,454.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,813.80 : 16,227.90 = 4,967.40 : x
  2. Step 2: Convert to fraction form
    10,813.80/16,227.90 = 4,967.40/x
  3. Step 3: Cross multiply
    10,813.80x = 16,227.90 × 4,967.40
  4. Step 4: Simplify right side
    10,813.80x = 80,610,470.46
  5. Step 5: Solve for x
    x = 80,610,470.46/10,813.80
  6. Step 6: Final answer
    x = 7,454.41

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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.