Home / 9,315.48-13,972.14-3,471.44

Finding the Fourth Proportional to 9,315.48, 13,972.14 and 3,471.44

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Solution

The fourth proportional to 9,315.48, 13,972.14 and 3,471.44 is: 5,206.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,315.48 : 13,972.14 = 3,471.44 : x
  2. Step 2: Convert to fraction form
    9,315.48/13,972.14 = 3,471.44/x
  3. Step 3: Cross multiply
    9,315.48x = 13,972.14 × 3,471.44
  4. Step 4: Simplify right side
    9,315.48x = 48,503,445.68
  5. Step 5: Solve for x
    x = 48,503,445.68/9,315.48
  6. Step 6: Final answer
    x = 5,206.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.