Home / 5,252.18-7,245.23-3,126.20

Finding the Fourth Proportional to 5,252.18, 7,245.23 and 3,126.20

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Solution

The fourth proportional to 5,252.18, 7,245.23 and 3,126.20 is: 4,312.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,252.18 : 7,245.23 = 3,126.20 : x
  2. Step 2: Convert to fraction form
    5,252.18/7,245.23 = 3,126.20/x
  3. Step 3: Cross multiply
    5,252.18x = 7,245.23 × 3,126.20
  4. Step 4: Simplify right side
    5,252.18x = 22,649,986.17
  5. Step 5: Solve for x
    x = 22,649,986.17/5,252.18
  6. Step 6: Final answer
    x = 4,312.50

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Double scale
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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.