Home / 5,073.48-7,001.16-2,947.68

Finding the Fourth Proportional to 5,073.48, 7,001.16 and 2,947.68

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Solution

The fourth proportional to 5,073.48, 7,001.16 and 2,947.68 is: 4,067.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,073.48 : 7,001.16 = 2,947.68 : x
  2. Step 2: Convert to fraction form
    5,073.48/7,001.16 = 2,947.68/x
  3. Step 3: Cross multiply
    5,073.48x = 7,001.16 × 2,947.68
  4. Step 4: Simplify right side
    5,073.48x = 20,637,179.31
  5. Step 5: Solve for x
    x = 20,637,179.31/5,073.48
  6. Step 6: Final answer
    x = 4,067.66

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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.