Home / 9,049.80-13,575.84-2,810.28

Finding the Fourth Proportional to 9,049.80, 13,575.84 and 2,810.28

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Solution

The fourth proportional to 9,049.80, 13,575.84 and 2,810.28 is: 4,215.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,049.80 : 13,575.84 = 2,810.28 : x
  2. Step 2: Convert to fraction form
    9,049.80/13,575.84 = 2,810.28/x
  3. Step 3: Cross multiply
    9,049.80x = 13,575.84 × 2,810.28
  4. Step 4: Simplify right side
    9,049.80x = 38,151,911.64
  5. Step 5: Solve for x
    x = 38,151,911.64/9,049.80
  6. Step 6: Final answer
    x = 4,215.77

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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.