Home / 10,285.08-15,433.08-4,441.20

Finding the Fourth Proportional to 10,285.08, 15,433.08 and 4,441.20

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Solution

The fourth proportional to 10,285.08, 15,433.08 and 4,441.20 is: 6,664.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,285.08 : 15,433.08 = 4,441.20 : x
  2. Step 2: Convert to fraction form
    10,285.08/15,433.08 = 4,441.20/x
  3. Step 3: Cross multiply
    10,285.08x = 15,433.08 × 4,441.20
  4. Step 4: Simplify right side
    10,285.08x = 68,541,394.90
  5. Step 5: Solve for x
    x = 68,541,394.90/10,285.08
  6. Step 6: Final answer
    x = 6,664.16

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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.