Home / 3,437.43-5,156.13-1,246.15

Finding the Fourth Proportional to 3,437.43, 5,156.13 and 1,246.15

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Solution

The fourth proportional to 3,437.43, 5,156.13 and 1,246.15 is: 1,869.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,437.43 : 5,156.13 = 1,246.15 : x
  2. Step 2: Convert to fraction form
    3,437.43/5,156.13 = 1,246.15/x
  3. Step 3: Cross multiply
    3,437.43x = 5,156.13 × 1,246.15
  4. Step 4: Simplify right side
    3,437.43x = 6,425,314.51
  5. Step 5: Solve for x
    x = 6,425,314.51/3,437.43
  6. Step 6: Final answer
    x = 1,869.22

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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.