Home / 5,253.34-7,882.74-3,403.98

Finding the Fourth Proportional to 5,253.34, 7,882.74 and 3,403.98

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Solution

The fourth proportional to 5,253.34, 7,882.74 and 3,403.98 is: 5,107.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,253.34 : 7,882.74 = 3,403.98 : x
  2. Step 2: Convert to fraction form
    5,253.34/7,882.74 = 3,403.98/x
  3. Step 3: Cross multiply
    5,253.34x = 7,882.74 × 3,403.98
  4. Step 4: Simplify right side
    5,253.34x = 26,832,689.31
  5. Step 5: Solve for x
    x = 26,832,689.31/5,253.34
  6. Step 6: Final answer
    x = 5,107.74

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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.