Home / 1,974.02-2,726.19-1,501.92

Finding the Fourth Proportional to 1,974.02, 2,726.19 and 1,501.92

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Solution

The fourth proportional to 1,974.02, 2,726.19 and 1,501.92 is: 2,074.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974.02 : 2,726.19 = 1,501.92 : x
  2. Step 2: Convert to fraction form
    1,974.02/2,726.19 = 1,501.92/x
  3. Step 3: Cross multiply
    1,974.02x = 2,726.19 × 1,501.92
  4. Step 4: Simplify right side
    1,974.02x = 4,094,519.28
  5. Step 5: Solve for x
    x = 4,094,519.28/1,974.02
  6. Step 6: Final answer
    x = 2,074.21

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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.