Home / 4,480.32-6,182.49-2,490.81

Finding the Fourth Proportional to 4,480.32, 6,182.49 and 2,490.81

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Solution

The fourth proportional to 4,480.32, 6,182.49 and 2,490.81 is: 3,437.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,480.32 : 6,182.49 = 2,490.81 : x
  2. Step 2: Convert to fraction form
    4,480.32/6,182.49 = 2,490.81/x
  3. Step 3: Cross multiply
    4,480.32x = 6,182.49 × 2,490.81
  4. Step 4: Simplify right side
    4,480.32x = 15,399,407.92
  5. Step 5: Solve for x
    x = 15,399,407.92/4,480.32
  6. Step 6: Final answer
    x = 3,437.12

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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.