Home / 2,746.16-3,789.66-1,487.18

Finding the Fourth Proportional to 2,746.16, 3,789.66 and 1,487.18

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Solution

The fourth proportional to 2,746.16, 3,789.66 and 1,487.18 is: 2,052.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,746.16 : 3,789.66 = 1,487.18 : x
  2. Step 2: Convert to fraction form
    2,746.16/3,789.66 = 1,487.18/x
  3. Step 3: Cross multiply
    2,746.16x = 3,789.66 × 1,487.18
  4. Step 4: Simplify right side
    2,746.16x = 5,635,887.61
  5. Step 5: Solve for x
    x = 5,635,887.61/2,746.16
  6. Step 6: Final answer
    x = 2,052.28

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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.