Home / 2,726.19-3,761.57-1,607.48

Finding the Fourth Proportional to 2,726.19, 3,761.57 and 1,607.48

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Solution

The fourth proportional to 2,726.19, 3,761.57 and 1,607.48 is: 2,217.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,726.19 : 3,761.57 = 1,607.48 : x
  2. Step 2: Convert to fraction form
    2,726.19/3,761.57 = 1,607.48/x
  3. Step 3: Cross multiply
    2,726.19x = 3,761.57 × 1,607.48
  4. Step 4: Simplify right side
    2,726.19x = 6,046,647.86
  5. Step 5: Solve for x
    x = 6,046,647.86/2,726.19
  6. Step 6: Final answer
    x = 2,217.98

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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.