Home / 4,001.52-5,527.02-2,827.86

Finding the Fourth Proportional to 4,001.52, 5,527.02 and 2,827.86

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Solution

The fourth proportional to 4,001.52, 5,527.02 and 2,827.86 is: 3,905.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,001.52 : 5,527.02 = 2,827.86 : x
  2. Step 2: Convert to fraction form
    4,001.52/5,527.02 = 2,827.86/x
  3. Step 3: Cross multiply
    4,001.52x = 5,527.02 × 2,827.86
  4. Step 4: Simplify right side
    4,001.52x = 15,629,638.78
  5. Step 5: Solve for x
    x = 15,629,638.78/4,001.52
  6. Step 6: Final answer
    x = 3,905.93

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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.