Home / 7,282.08-10,042.47-5,040.39

Finding the Fourth Proportional to 7,282.08, 10,042.47 and 5,040.39

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Solution

The fourth proportional to 7,282.08, 10,042.47 and 5,040.39 is: 6,951.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,282.08 : 10,042.47 = 5,040.39 : x
  2. Step 2: Convert to fraction form
    7,282.08/10,042.47 = 5,040.39/x
  3. Step 3: Cross multiply
    7,282.08x = 10,042.47 × 5,040.39
  4. Step 4: Simplify right side
    7,282.08x = 50,617,965.36
  5. Step 5: Solve for x
    x = 50,617,965.36/7,282.08
  6. Step 6: Final answer
    x = 6,951.03

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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.