Home / 5,470.24-8,206.32-2,394.40

Finding the Fourth Proportional to 5,470.24, 8,206.32 and 2,394.40

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Solution

The fourth proportional to 5,470.24, 8,206.32 and 2,394.40 is: 3,592.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,470.24 : 8,206.32 = 2,394.40 : x
  2. Step 2: Convert to fraction form
    5,470.24/8,206.32 = 2,394.40/x
  3. Step 3: Cross multiply
    5,470.24x = 8,206.32 × 2,394.40
  4. Step 4: Simplify right side
    5,470.24x = 19,649,212.61
  5. Step 5: Solve for x
    x = 19,649,212.61/5,470.24
  6. Step 6: Final answer
    x = 3,592.02

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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.