Home / 4,156.29-6,232.12-1,381.48

Finding the Fourth Proportional to 4,156.29, 6,232.12 and 1,381.48

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Solution

The fourth proportional to 4,156.29, 6,232.12 and 1,381.48 is: 2,071.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,156.29 : 6,232.12 = 1,381.48 : x
  2. Step 2: Convert to fraction form
    4,156.29/6,232.12 = 1,381.48/x
  3. Step 3: Cross multiply
    4,156.29x = 6,232.12 × 1,381.48
  4. Step 4: Simplify right side
    4,156.29x = 8,609,530.10
  5. Step 5: Solve for x
    x = 8,609,530.10/4,156.29
  6. Step 6: Final answer
    x = 2,071.45

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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.