Home / 5,031.14-7,555.18-3,279.12

Finding the Fourth Proportional to 5,031.14, 7,555.18 and 3,279.12

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Solution

The fourth proportional to 5,031.14, 7,555.18 and 3,279.12 is: 4,924.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,031.14 : 7,555.18 = 3,279.12 : x
  2. Step 2: Convert to fraction form
    5,031.14/7,555.18 = 3,279.12/x
  3. Step 3: Cross multiply
    5,031.14x = 7,555.18 × 3,279.12
  4. Step 4: Simplify right side
    5,031.14x = 24,774,341.84
  5. Step 5: Solve for x
    x = 24,774,341.84/5,031.14
  6. Step 6: Final answer
    x = 4,924.20

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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.