Home / 4,123.02-6,186.12-2,480.74

Finding the Fourth Proportional to 4,123.02, 6,186.12 and 2,480.74

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Solution

The fourth proportional to 4,123.02, 6,186.12 and 2,480.74 is: 3,722.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,123.02 : 6,186.12 = 2,480.74 : x
  2. Step 2: Convert to fraction form
    4,123.02/6,186.12 = 2,480.74/x
  3. Step 3: Cross multiply
    4,123.02x = 6,186.12 × 2,480.74
  4. Step 4: Simplify right side
    4,123.02x = 15,346,155.33
  5. Step 5: Solve for x
    x = 15,346,155.33/4,123.02
  6. Step 6: Final answer
    x = 3,722.07

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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.