Home / 2,471.19-3,408.63-1,475.70

Finding the Fourth Proportional to 2,471.19, 3,408.63 and 1,475.70

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Solution

The fourth proportional to 2,471.19, 3,408.63 and 1,475.70 is: 2,035.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,471.19 : 3,408.63 = 1,475.70 : x
  2. Step 2: Convert to fraction form
    2,471.19/3,408.63 = 1,475.70/x
  3. Step 3: Cross multiply
    2,471.19x = 3,408.63 × 1,475.70
  4. Step 4: Simplify right side
    2,471.19x = 5,030,115.29
  5. Step 5: Solve for x
    x = 5,030,115.29/2,471.19
  6. Step 6: Final answer
    x = 2,035.50

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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.