Home / 7,470.64-11,208.48-3,310.08

Finding the Fourth Proportional to 7,470.64, 11,208.48 and 3,310.08

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Solution

The fourth proportional to 7,470.64, 11,208.48 and 3,310.08 is: 4,966.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,470.64 : 11,208.48 = 3,310.08 : x
  2. Step 2: Convert to fraction form
    7,470.64/11,208.48 = 3,310.08/x
  3. Step 3: Cross multiply
    7,470.64x = 11,208.48 × 3,310.08
  4. Step 4: Simplify right side
    7,470.64x = 37,100,965.48
  5. Step 5: Solve for x
    x = 37,100,965.48/7,470.64
  6. Step 6: Final answer
    x = 4,966.24

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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.