Home / 7,375.24-10,177.05-4,390.66

Finding the Fourth Proportional to 7,375.24, 10,177.05 and 4,390.66

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Solution

The fourth proportional to 7,375.24, 10,177.05 and 4,390.66 is: 6,058.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,375.24 : 10,177.05 = 4,390.66 : x
  2. Step 2: Convert to fraction form
    7,375.24/10,177.05 = 4,390.66/x
  3. Step 3: Cross multiply
    7,375.24x = 10,177.05 × 4,390.66
  4. Step 4: Simplify right side
    7,375.24x = 44,683,970.84
  5. Step 5: Solve for x
    x = 44,683,970.84/7,375.24
  6. Step 6: Final answer
    x = 6,058.65

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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.