Home / 1,468.45-2,026.38-1,118.53

Finding the Fourth Proportional to 1,468.45, 2,026.38 and 1,118.53

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Solution

The fourth proportional to 1,468.45, 2,026.38 and 1,118.53 is: 1,543.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,468.45 : 2,026.38 = 1,118.53 : x
  2. Step 2: Convert to fraction form
    1,468.45/2,026.38 = 1,118.53/x
  3. Step 3: Cross multiply
    1,468.45x = 2,026.38 × 1,118.53
  4. Step 4: Simplify right side
    1,468.45x = 2,266,566.82
  5. Step 5: Solve for x
    x = 2,266,566.82/1,468.45
  6. Step 6: Final answer
    x = 1,543.51

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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.