Home / 9,329.51-12,872.52-5,295.44

Finding the Fourth Proportional to 9,329.51, 12,872.52 and 5,295.44

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Solution

The fourth proportional to 9,329.51, 12,872.52 and 5,295.44 is: 7,306.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,329.51 : 12,872.52 = 5,295.44 : x
  2. Step 2: Convert to fraction form
    9,329.51/12,872.52 = 5,295.44/x
  3. Step 3: Cross multiply
    9,329.51x = 12,872.52 × 5,295.44
  4. Step 4: Simplify right side
    9,329.51x = 68,165,689.49
  5. Step 5: Solve for x
    x = 68,165,689.49/9,329.51
  6. Step 6: Final answer
    x = 7,306.46

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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.