Home / 3,613.95-4,988.08-2,352.81

Finding the Fourth Proportional to 3,613.95, 4,988.08 and 2,352.81

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Solution

The fourth proportional to 3,613.95, 4,988.08 and 2,352.81 is: 3,247.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,613.95 : 4,988.08 = 2,352.81 : x
  2. Step 2: Convert to fraction form
    3,613.95/4,988.08 = 2,352.81/x
  3. Step 3: Cross multiply
    3,613.95x = 4,988.08 × 2,352.81
  4. Step 4: Simplify right side
    3,613.95x = 11,735,976.62
  5. Step 5: Solve for x
    x = 11,735,976.62/3,613.95
  6. Step 6: Final answer
    x = 3,247.41

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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.