Home / 5,929.41-8,182.65-3,240.71

Finding the Fourth Proportional to 5,929.41, 8,182.65 and 3,240.71

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Solution

The fourth proportional to 5,929.41, 8,182.65 and 3,240.71 is: 4,472.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,929.41 : 8,182.65 = 3,240.71 : x
  2. Step 2: Convert to fraction form
    5,929.41/8,182.65 = 3,240.71/x
  3. Step 3: Cross multiply
    5,929.41x = 8,182.65 × 3,240.71
  4. Step 4: Simplify right side
    5,929.41x = 26,517,595.68
  5. Step 5: Solve for x
    x = 26,517,595.68/5,929.41
  6. Step 6: Final answer
    x = 4,472.21

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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.