Home / 3,442.51-4,750.40-1,950.66

Finding the Fourth Proportional to 3,442.51, 4,750.40 and 1,950.66

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Solution

The fourth proportional to 3,442.51, 4,750.40 and 1,950.66 is: 2,691.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,442.51 : 4,750.40 = 1,950.66 : x
  2. Step 2: Convert to fraction form
    3,442.51/4,750.40 = 1,950.66/x
  3. Step 3: Cross multiply
    3,442.51x = 4,750.40 × 1,950.66
  4. Step 4: Simplify right side
    3,442.51x = 9,266,418.08
  5. Step 5: Solve for x
    x = 9,266,418.08/3,442.51
  6. Step 6: Final answer
    x = 2,691.76

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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.