Home / 7,470.99-11,204.06-2,540.52

Finding the Fourth Proportional to 7,470.99, 11,204.06 and 2,540.52

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Solution

The fourth proportional to 7,470.99, 11,204.06 and 2,540.52 is: 3,809.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,470.99 : 11,204.06 = 2,540.52 : x
  2. Step 2: Convert to fraction form
    7,470.99/11,204.06 = 2,540.52/x
  3. Step 3: Cross multiply
    7,470.99x = 11,204.06 × 2,540.52
  4. Step 4: Simplify right side
    7,470.99x = 28,464,125.81
  5. Step 5: Solve for x
    x = 28,464,125.81/7,470.99
  6. Step 6: Final answer
    x = 3,809.95

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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.