Home / 9,257.80-12,773.73-5,479.08

Finding the Fourth Proportional to 9,257.80, 12,773.73 and 5,479.08

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Solution

The fourth proportional to 9,257.80, 12,773.73 and 5,479.08 is: 7,559.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,257.80 : 12,773.73 = 5,479.08 : x
  2. Step 2: Convert to fraction form
    9,257.80/12,773.73 = 5,479.08/x
  3. Step 3: Cross multiply
    9,257.80x = 12,773.73 × 5,479.08
  4. Step 4: Simplify right side
    9,257.80x = 69,988,288.57
  5. Step 5: Solve for x
    x = 69,988,288.57/9,257.80
  6. Step 6: Final answer
    x = 7,559.93

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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.