Home / 3,437.03-4,743.12-1,865.13

Finding the Fourth Proportional to 3,437.03, 4,743.12 and 1,865.13

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Solution

The fourth proportional to 3,437.03, 4,743.12 and 1,865.13 is: 2,573.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,437.03 : 4,743.12 = 1,865.13 : x
  2. Step 2: Convert to fraction form
    3,437.03/4,743.12 = 1,865.13/x
  3. Step 3: Cross multiply
    3,437.03x = 4,743.12 × 1,865.13
  4. Step 4: Simplify right side
    3,437.03x = 8,846,524.61
  5. Step 5: Solve for x
    x = 8,846,524.61/3,437.03
  6. Step 6: Final answer
    x = 2,573.88

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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.