Home / 7,612.23-11,419.43-2,347.68

Finding the Fourth Proportional to 7,612.23, 11,419.43 and 2,347.68

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Solution

The fourth proportional to 7,612.23, 11,419.43 and 2,347.68 is: 3,521.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,612.23 : 11,419.43 = 2,347.68 : x
  2. Step 2: Convert to fraction form
    7,612.23/11,419.43 = 2,347.68/x
  3. Step 3: Cross multiply
    7,612.23x = 11,419.43 × 2,347.68
  4. Step 4: Simplify right side
    7,612.23x = 26,809,167.42
  5. Step 5: Solve for x
    x = 26,809,167.42/7,612.23
  6. Step 6: Final answer
    x = 3,521.85

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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.