Home / 4,548.48-6,276.46-2,781.87

Finding the Fourth Proportional to 4,548.48, 6,276.46 and 2,781.87

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Solution

The fourth proportional to 4,548.48, 6,276.46 and 2,781.87 is: 3,838.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,548.48 : 6,276.46 = 2,781.87 : x
  2. Step 2: Convert to fraction form
    4,548.48/6,276.46 = 2,781.87/x
  3. Step 3: Cross multiply
    4,548.48x = 6,276.46 × 2,781.87
  4. Step 4: Simplify right side
    4,548.48x = 17,460,295.78
  5. Step 5: Solve for x
    x = 17,460,295.78/4,548.48
  6. Step 6: Final answer
    x = 3,838.71

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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.