Home / 5,244.76-7,867.55-2,123.29

Finding the Fourth Proportional to 5,244.76, 7,867.55 and 2,123.29

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Solution

The fourth proportional to 5,244.76, 7,867.55 and 2,123.29 is: 3,185.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,244.76 : 7,867.55 = 2,123.29 : x
  2. Step 2: Convert to fraction form
    5,244.76/7,867.55 = 2,123.29/x
  3. Step 3: Cross multiply
    5,244.76x = 7,867.55 × 2,123.29
  4. Step 4: Simplify right side
    5,244.76x = 16,705,090.24
  5. Step 5: Solve for x
    x = 16,705,090.24/5,244.76
  6. Step 6: Final answer
    x = 3,185.10

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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.