Home / 3,276.28-4,521.16-1,860.08

Finding the Fourth Proportional to 3,276.28, 4,521.16 and 1,860.08

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Solution

The fourth proportional to 3,276.28, 4,521.16 and 1,860.08 is: 2,566.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.28 : 4,521.16 = 1,860.08 : x
  2. Step 2: Convert to fraction form
    3,276.28/4,521.16 = 1,860.08/x
  3. Step 3: Cross multiply
    3,276.28x = 4,521.16 × 1,860.08
  4. Step 4: Simplify right side
    3,276.28x = 8,409,719.29
  5. Step 5: Solve for x
    x = 8,409,719.29/3,276.28
  6. Step 6: Final answer
    x = 2,566.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.