Home / 7,329.32-10,112.70-4,345.89

Finding the Fourth Proportional to 7,329.32, 10,112.70 and 4,345.89

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Solution

The fourth proportional to 7,329.32, 10,112.70 and 4,345.89 is: 5,996.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,329.32 : 10,112.70 = 4,345.89 : x
  2. Step 2: Convert to fraction form
    7,329.32/10,112.70 = 4,345.89/x
  3. Step 3: Cross multiply
    7,329.32x = 10,112.70 × 4,345.89
  4. Step 4: Simplify right side
    7,329.32x = 43,948,635.73
  5. Step 5: Solve for x
    x = 43,948,635.73/7,329.32
  6. Step 6: Final answer
    x = 5,996.28

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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.