Home / 10,083.24-15,117.84-4,235.04

Finding the Fourth Proportional to 10,083.24, 15,117.84 and 4,235.04

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Solution

The fourth proportional to 10,083.24, 15,117.84 and 4,235.04 is: 6,349.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,083.24 : 15,117.84 = 4,235.04 : x
  2. Step 2: Convert to fraction form
    10,083.24/15,117.84 = 4,235.04/x
  3. Step 3: Cross multiply
    10,083.24x = 15,117.84 × 4,235.04
  4. Step 4: Simplify right side
    10,083.24x = 64,024,657.11
  5. Step 5: Solve for x
    x = 64,024,657.11/10,083.24
  6. Step 6: Final answer
    x = 6,349.61

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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.