Home / 7,233.13-9,980.36-4,247.88

Finding the Fourth Proportional to 7,233.13, 9,980.36 and 4,247.88

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Solution

The fourth proportional to 7,233.13, 9,980.36 and 4,247.88 is: 5,861.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,233.13 : 9,980.36 = 4,247.88 : x
  2. Step 2: Convert to fraction form
    7,233.13/9,980.36 = 4,247.88/x
  3. Step 3: Cross multiply
    7,233.13x = 9,980.36 × 4,247.88
  4. Step 4: Simplify right side
    7,233.13x = 42,395,328.90
  5. Step 5: Solve for x
    x = 42,395,328.90/7,233.13
  6. Step 6: Final answer
    x = 5,861.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.