Home / 5,381.90-8,061.51-2,462.66

Finding the Fourth Proportional to 5,381.90, 8,061.51 and 2,462.66

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Solution

The fourth proportional to 5,381.90, 8,061.51 and 2,462.66 is: 3,688.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,381.90 : 8,061.51 = 2,462.66 : x
  2. Step 2: Convert to fraction form
    5,381.90/8,061.51 = 2,462.66/x
  3. Step 3: Cross multiply
    5,381.90x = 8,061.51 × 2,462.66
  4. Step 4: Simplify right side
    5,381.90x = 19,852,758.22
  5. Step 5: Solve for x
    x = 19,852,758.22/5,381.90
  6. Step 6: Final answer
    x = 3,688.80

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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.