Home / 3,507.24-4,837.20-2,180.16

Finding the Fourth Proportional to 3,507.24, 4,837.20 and 2,180.16

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Solution

The fourth proportional to 3,507.24, 4,837.20 and 2,180.16 is: 3,006.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,507.24 : 4,837.20 = 2,180.16 : x
  2. Step 2: Convert to fraction form
    3,507.24/4,837.20 = 2,180.16/x
  3. Step 3: Cross multiply
    3,507.24x = 4,837.20 × 2,180.16
  4. Step 4: Simplify right side
    3,507.24x = 10,545,869.95
  5. Step 5: Solve for x
    x = 10,545,869.95/3,507.24
  6. Step 6: Final answer
    x = 3,006.89

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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.