Home / 2,650.15-3,657.30-1,754.66

Finding the Fourth Proportional to 2,650.15, 3,657.30 and 1,754.66

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Solution

The fourth proportional to 2,650.15, 3,657.30 and 1,754.66 is: 2,421.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,650.15 : 3,657.30 = 1,754.66 : x
  2. Step 2: Convert to fraction form
    2,650.15/3,657.30 = 1,754.66/x
  3. Step 3: Cross multiply
    2,650.15x = 3,657.30 × 1,754.66
  4. Step 4: Simplify right side
    2,650.15x = 6,417,320.58
  5. Step 5: Solve for x
    x = 6,417,320.58/2,650.15
  6. Step 6: Final answer
    x = 2,421.49

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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.