Home / 2,937.57-4,053.15-1,661.48

Finding the Fourth Proportional to 2,937.57, 4,053.15 and 1,661.48

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Solution

The fourth proportional to 2,937.57, 4,053.15 and 1,661.48 is: 2,292.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,937.57 : 4,053.15 = 1,661.48 : x
  2. Step 2: Convert to fraction form
    2,937.57/4,053.15 = 1,661.48/x
  3. Step 3: Cross multiply
    2,937.57x = 4,053.15 × 1,661.48
  4. Step 4: Simplify right side
    2,937.57x = 6,734,227.66
  5. Step 5: Solve for x
    x = 6,734,227.66/2,937.57
  6. Step 6: Final answer
    x = 2,292.45

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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.