Home / 10,277.30-15,415.40-2,882.27

Finding the Fourth Proportional to 10,277.30, 15,415.40 and 2,882.27

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Solution

The fourth proportional to 10,277.30, 15,415.40 and 2,882.27 is: 4,323.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,277.30 : 15,415.40 = 2,882.27 : x
  2. Step 2: Convert to fraction form
    10,277.30/15,415.40 = 2,882.27/x
  3. Step 3: Cross multiply
    10,277.30x = 15,415.40 × 2,882.27
  4. Step 4: Simplify right side
    10,277.30x = 44,431,275.09
  5. Step 5: Solve for x
    x = 44,431,275.09/10,277.30
  6. Step 6: Final answer
    x = 4,323.25

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1.5x scale

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.