Home / 7,518.29-10,375.16-4,494.80

Finding the Fourth Proportional to 7,518.29, 10,375.16 and 4,494.80

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Solution

The fourth proportional to 7,518.29, 10,375.16 and 4,494.80 is: 6,202.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,518.29 : 10,375.16 = 4,494.80 : x
  2. Step 2: Convert to fraction form
    7,518.29/10,375.16 = 4,494.80/x
  3. Step 3: Cross multiply
    7,518.29x = 10,375.16 × 4,494.80
  4. Step 4: Simplify right side
    7,518.29x = 46,634,269.17
  5. Step 5: Solve for x
    x = 46,634,269.17/7,518.29
  6. Step 6: Final answer
    x = 6,202.78

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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.