Home / 8,177.65-11,290.40-5,035.66

Finding the Fourth Proportional to 8,177.65, 11,290.40 and 5,035.66

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Solution

The fourth proportional to 8,177.65, 11,290.40 and 5,035.66 is: 6,952.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,177.65 : 11,290.40 = 5,035.66 : x
  2. Step 2: Convert to fraction form
    8,177.65/11,290.40 = 5,035.66/x
  3. Step 3: Cross multiply
    8,177.65x = 11,290.40 × 5,035.66
  4. Step 4: Simplify right side
    8,177.65x = 56,854,615.66
  5. Step 5: Solve for x
    x = 56,854,615.66/8,177.65
  6. Step 6: Final answer
    x = 6,952.44

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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.