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Finding the Fourth Proportional to 3,522.46, 5,279.02 and 1,875.46

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Solution

The fourth proportional to 3,522.46, 5,279.02 and 1,875.46 is: 2,810.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,522.46 : 5,279.02 = 1,875.46 : x
  2. Step 2: Convert to fraction form
    3,522.46/5,279.02 = 1,875.46/x
  3. Step 3: Cross multiply
    3,522.46x = 5,279.02 × 1,875.46
  4. Step 4: Simplify right side
    3,522.46x = 9,900,590.85
  5. Step 5: Solve for x
    x = 9,900,590.85/3,522.46
  6. Step 6: Final answer
    x = 2,810.70

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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.