Home / 4,123.71-6,177.32-2,479.35

Finding the Fourth Proportional to 4,123.71, 6,177.32 and 2,479.35

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Solution

The fourth proportional to 4,123.71, 6,177.32 and 2,479.35 is: 3,714.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,123.71 : 6,177.32 = 2,479.35 : x
  2. Step 2: Convert to fraction form
    4,123.71/6,177.32 = 2,479.35/x
  3. Step 3: Cross multiply
    4,123.71x = 6,177.32 × 2,479.35
  4. Step 4: Simplify right side
    4,123.71x = 15,315,725.95
  5. Step 5: Solve for x
    x = 15,315,725.95/4,123.71
  6. Step 6: Final answer
    x = 3,714.07

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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.