Home / 3,703.88-5,113.19-2,515.10

Finding the Fourth Proportional to 3,703.88, 5,113.19 and 2,515.10

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Solution

The fourth proportional to 3,703.88, 5,113.19 and 2,515.10 is: 3,472.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,703.88 : 5,113.19 = 2,515.10 : x
  2. Step 2: Convert to fraction form
    3,703.88/5,113.19 = 2,515.10/x
  3. Step 3: Cross multiply
    3,703.88x = 5,113.19 × 2,515.10
  4. Step 4: Simplify right side
    3,703.88x = 12,860,184.38
  5. Step 5: Solve for x
    x = 12,860,184.38/3,703.88
  6. Step 6: Final answer
    x = 3,472.08

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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.