Home / 2,527.98-3,488.19-1,408.66

Finding the Fourth Proportional to 2,527.98, 3,488.19 and 1,408.66

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Solution

The fourth proportional to 2,527.98, 3,488.19 and 1,408.66 is: 1,943.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,527.98 : 3,488.19 = 1,408.66 : x
  2. Step 2: Convert to fraction form
    2,527.98/3,488.19 = 1,408.66/x
  3. Step 3: Cross multiply
    2,527.98x = 3,488.19 × 1,408.66
  4. Step 4: Simplify right side
    2,527.98x = 4,913,673.73
  5. Step 5: Solve for x
    x = 4,913,673.73/2,527.98
  6. Step 6: Final answer
    x = 1,943.72

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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.