Home / 7,470.58-11,208.03-2,276.32

Finding the Fourth Proportional to 7,470.58, 11,208.03 and 2,276.32

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Solution

The fourth proportional to 7,470.58, 11,208.03 and 2,276.32 is: 3,415.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,470.58 : 11,208.03 = 2,276.32 : x
  2. Step 2: Convert to fraction form
    7,470.58/11,208.03 = 2,276.32/x
  3. Step 3: Cross multiply
    7,470.58x = 11,208.03 × 2,276.32
  4. Step 4: Simplify right side
    7,470.58x = 25,513,062.85
  5. Step 5: Solve for x
    x = 25,513,062.85/7,470.58
  6. Step 6: Final answer
    x = 3,415.14

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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.