Home / 4,211.20-5,809.40-2,532.16

Finding the Fourth Proportional to 4,211.20, 5,809.40 and 2,532.16

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Solution

The fourth proportional to 4,211.20, 5,809.40 and 2,532.16 is: 3,493.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,211.20 : 5,809.40 = 2,532.16 : x
  2. Step 2: Convert to fraction form
    4,211.20/5,809.40 = 2,532.16/x
  3. Step 3: Cross multiply
    4,211.20x = 5,809.40 × 2,532.16
  4. Step 4: Simplify right side
    4,211.20x = 14,710,330.30
  5. Step 5: Solve for x
    x = 14,710,330.30/4,211.20
  6. Step 6: Final answer
    x = 3,493.14

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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.