Home / 5,239.04-7,861.12-3,292.16

Finding the Fourth Proportional to 5,239.04, 7,861.12 and 3,292.16

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Solution

The fourth proportional to 5,239.04, 7,861.12 and 3,292.16 is: 4,939.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,239.04 : 7,861.12 = 3,292.16 : x
  2. Step 2: Convert to fraction form
    5,239.04/7,861.12 = 3,292.16/x
  3. Step 3: Cross multiply
    5,239.04x = 7,861.12 × 3,292.16
  4. Step 4: Simplify right side
    5,239.04x = 25,880,064.82
  5. Step 5: Solve for x
    x = 25,880,064.82/5,239.04
  6. Step 6: Final answer
    x = 4,939.85

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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.