Home / 5,417.88-8,126.28-3,674.07

Finding the Fourth Proportional to 5,417.88, 8,126.28 and 3,674.07

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Solution

The fourth proportional to 5,417.88, 8,126.28 and 3,674.07 is: 5,510.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,417.88 : 8,126.28 = 3,674.07 : x
  2. Step 2: Convert to fraction form
    5,417.88/8,126.28 = 3,674.07/x
  3. Step 3: Cross multiply
    5,417.88x = 8,126.28 × 3,674.07
  4. Step 4: Simplify right side
    5,417.88x = 29,856,521.56
  5. Step 5: Solve for x
    x = 29,856,521.56/5,417.88
  6. Step 6: Final answer
    x = 5,510.74

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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.