Home / 8,897.50-13,346.22-3,703.78

Finding the Fourth Proportional to 8,897.50, 13,346.22 and 3,703.78

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Solution

The fourth proportional to 8,897.50, 13,346.22 and 3,703.78 is: 5,555.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,897.50 : 13,346.22 = 3,703.78 : x
  2. Step 2: Convert to fraction form
    8,897.50/13,346.22 = 3,703.78/x
  3. Step 3: Cross multiply
    8,897.50x = 13,346.22 × 3,703.78
  4. Step 4: Simplify right side
    8,897.50x = 49,431,462.71
  5. Step 5: Solve for x
    x = 49,431,462.71/8,897.50
  6. Step 6: Final answer
    x = 5,555.66

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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.