Home / 9,332.46-12,879.06-5,354.28

Finding the Fourth Proportional to 9,332.46, 12,879.06 and 5,354.28

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Solution

The fourth proportional to 9,332.46, 12,879.06 and 5,354.28 is: 7,389.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,332.46 : 12,879.06 = 5,354.28 : x
  2. Step 2: Convert to fraction form
    9,332.46/12,879.06 = 5,354.28/x
  3. Step 3: Cross multiply
    9,332.46x = 12,879.06 × 5,354.28
  4. Step 4: Simplify right side
    9,332.46x = 68,958,093.38
  5. Step 5: Solve for x
    x = 68,958,093.38/9,332.46
  6. Step 6: Final answer
    x = 7,389.06

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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.