Home / 3,275.65-4,914.69-1,521.52

Finding the Fourth Proportional to 3,275.65, 4,914.69 and 1,521.52

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Solution

The fourth proportional to 3,275.65, 4,914.69 and 1,521.52 is: 2,282.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,275.65 : 4,914.69 = 1,521.52 : x
  2. Step 2: Convert to fraction form
    3,275.65/4,914.69 = 1,521.52/x
  3. Step 3: Cross multiply
    3,275.65x = 4,914.69 × 1,521.52
  4. Step 4: Simplify right side
    3,275.65x = 7,477,799.13
  5. Step 5: Solve for x
    x = 7,477,799.13/3,275.65
  6. Step 6: Final answer
    x = 2,282.84

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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.