Home / 4,221.38-5,827.07-2,542.86

Finding the Fourth Proportional to 4,221.38, 5,827.07 and 2,542.86

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Solution

The fourth proportional to 4,221.38, 5,827.07 and 2,542.86 is: 3,510.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,221.38 : 5,827.07 = 2,542.86 : x
  2. Step 2: Convert to fraction form
    4,221.38/5,827.07 = 2,542.86/x
  3. Step 3: Cross multiply
    4,221.38x = 5,827.07 × 2,542.86
  4. Step 4: Simplify right side
    4,221.38x = 14,817,410.51
  5. Step 5: Solve for x
    x = 14,817,410.51/4,221.38
  6. Step 6: Final answer
    x = 3,510.08

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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.