Home / 10,815.18-16,224.96-4,575.18

Finding the Fourth Proportional to 10,815.18, 16,224.96 and 4,575.18

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Solution

The fourth proportional to 10,815.18, 16,224.96 and 4,575.18 is: 6,863.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,815.18 : 16,224.96 = 4,575.18 : x
  2. Step 2: Convert to fraction form
    10,815.18/16,224.96 = 4,575.18/x
  3. Step 3: Cross multiply
    10,815.18x = 16,224.96 × 4,575.18
  4. Step 4: Simplify right side
    10,815.18x = 74,232,112.49
  5. Step 5: Solve for x
    x = 74,232,112.49/10,815.18
  6. Step 6: Final answer
    x = 6,863.70

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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.