Home / 4,613.24-6,919.98-1,326.20

Finding the Fourth Proportional to 4,613.24, 6,919.98 and 1,326.20

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Solution

The fourth proportional to 4,613.24, 6,919.98 and 1,326.20 is: 1,989.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,613.24 : 6,919.98 = 1,326.20 : x
  2. Step 2: Convert to fraction form
    4,613.24/6,919.98 = 1,326.20/x
  3. Step 3: Cross multiply
    4,613.24x = 6,919.98 × 1,326.20
  4. Step 4: Simplify right side
    4,613.24x = 9,177,277.48
  5. Step 5: Solve for x
    x = 9,177,277.48/4,613.24
  6. Step 6: Final answer
    x = 1,989.33

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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.