Home / 9,326.57-13,989.39-3,482.72

Finding the Fourth Proportional to 9,326.57, 13,989.39 and 3,482.72

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Solution

The fourth proportional to 9,326.57, 13,989.39 and 3,482.72 is: 5,223.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,326.57 : 13,989.39 = 3,482.72 : x
  2. Step 2: Convert to fraction form
    9,326.57/13,989.39 = 3,482.72/x
  3. Step 3: Cross multiply
    9,326.57x = 13,989.39 × 3,482.72
  4. Step 4: Simplify right side
    9,326.57x = 48,721,117.38
  5. Step 5: Solve for x
    x = 48,721,117.38/9,326.57
  6. Step 6: Final answer
    x = 5,223.91

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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.