Home / 9,327.30-12,868.92-5,547.44

Finding the Fourth Proportional to 9,327.30, 12,868.92 and 5,547.44

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Solution

The fourth proportional to 9,327.30, 12,868.92 and 5,547.44 is: 7,653.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,327.30 : 12,868.92 = 5,547.44 : x
  2. Step 2: Convert to fraction form
    9,327.30/12,868.92 = 5,547.44/x
  3. Step 3: Cross multiply
    9,327.30x = 12,868.92 × 5,547.44
  4. Step 4: Simplify right side
    9,327.30x = 71,389,497.22
  5. Step 5: Solve for x
    x = 71,389,497.22/9,327.30
  6. Step 6: Final answer
    x = 7,653.82

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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.