Home / 4,411.95-6,613.31-3,240.21

Finding the Fourth Proportional to 4,411.95, 6,613.31 and 3,240.21

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Solution

The fourth proportional to 4,411.95, 6,613.31 and 3,240.21 is: 4,856.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,411.95 : 6,613.31 = 3,240.21 : x
  2. Step 2: Convert to fraction form
    4,411.95/6,613.31 = 3,240.21/x
  3. Step 3: Cross multiply
    4,411.95x = 6,613.31 × 3,240.21
  4. Step 4: Simplify right side
    4,411.95x = 21,428,513.20
  5. Step 5: Solve for x
    x = 21,428,513.20/4,411.95
  6. Step 6: Final answer
    x = 4,856.93

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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.