Home / 10,373.07-15,550.26-7,042.45

Finding the Fourth Proportional to 10,373.07, 15,550.26 and 7,042.45

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Solution

The fourth proportional to 10,373.07, 15,550.26 and 7,042.45 is: 10,557.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,373.07 : 15,550.26 = 7,042.45 : x
  2. Step 2: Convert to fraction form
    10,373.07/15,550.26 = 7,042.45/x
  3. Step 3: Cross multiply
    10,373.07x = 15,550.26 × 7,042.45
  4. Step 4: Simplify right side
    10,373.07x = 109,511,928.54
  5. Step 5: Solve for x
    x = 109,511,928.54/10,373.07
  6. Step 6: Final answer
    x = 10,557.33

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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.