Home / 4,240.80-5,853.08-2,648.16

Finding the Fourth Proportional to 4,240.80, 5,853.08 and 2,648.16

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Solution

The fourth proportional to 4,240.80, 5,853.08 and 2,648.16 is: 3,654.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,240.80 : 5,853.08 = 2,648.16 : x
  2. Step 2: Convert to fraction form
    4,240.80/5,853.08 = 2,648.16/x
  3. Step 3: Cross multiply
    4,240.80x = 5,853.08 × 2,648.16
  4. Step 4: Simplify right side
    4,240.80x = 15,499,898.95
  5. Step 5: Solve for x
    x = 15,499,898.95/4,240.80
  6. Step 6: Final answer
    x = 3,654.95

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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.