Home / 10,550.39-15,833.37-5,003.72

Finding the Fourth Proportional to 10,550.39, 15,833.37 and 5,003.72

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Solution

The fourth proportional to 10,550.39, 15,833.37 and 5,003.72 is: 7,509.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,550.39 : 15,833.37 = 5,003.72 : x
  2. Step 2: Convert to fraction form
    10,550.39/15,833.37 = 5,003.72/x
  3. Step 3: Cross multiply
    10,550.39x = 15,833.37 × 5,003.72
  4. Step 4: Simplify right side
    10,550.39x = 79,225,750.14
  5. Step 5: Solve for x
    x = 79,225,750.14/10,550.39
  6. Step 6: Final answer
    x = 7,509.27

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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.