Home / 2,480.32-3,423.08-1,548.96

Finding the Fourth Proportional to 2,480.32, 3,423.08 and 1,548.96

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Solution

The fourth proportional to 2,480.32, 3,423.08 and 1,548.96 is: 2,137.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,480.32 : 3,423.08 = 1,548.96 : x
  2. Step 2: Convert to fraction form
    2,480.32/3,423.08 = 1,548.96/x
  3. Step 3: Cross multiply
    2,480.32x = 3,423.08 × 1,548.96
  4. Step 4: Simplify right side
    2,480.32x = 5,302,214.00
  5. Step 5: Solve for x
    x = 5,302,214.00/2,480.32
  6. Step 6: Final answer
    x = 2,137.71

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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.