Home / 5,513.15-7,610.67-3,526.43

Finding the Fourth Proportional to 5,513.15, 7,610.67 and 3,526.43

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Solution

The fourth proportional to 5,513.15, 7,610.67 and 3,526.43 is: 4,868.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,513.15 : 7,610.67 = 3,526.43 : x
  2. Step 2: Convert to fraction form
    5,513.15/7,610.67 = 3,526.43/x
  3. Step 3: Cross multiply
    5,513.15x = 7,610.67 × 3,526.43
  4. Step 4: Simplify right side
    5,513.15x = 26,838,456.95
  5. Step 5: Solve for x
    x = 26,838,456.95/5,513.15
  6. Step 6: Final answer
    x = 4,868.08

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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.