Home / 5,073.39-7,001.66-2,920.60

Finding the Fourth Proportional to 5,073.39, 7,001.66 and 2,920.60

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Solution

The fourth proportional to 5,073.39, 7,001.66 and 2,920.60 is: 4,030.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,073.39 : 7,001.66 = 2,920.60 : x
  2. Step 2: Convert to fraction form
    5,073.39/7,001.66 = 2,920.60/x
  3. Step 3: Cross multiply
    5,073.39x = 7,001.66 × 2,920.60
  4. Step 4: Simplify right side
    5,073.39x = 20,449,048.20
  5. Step 5: Solve for x
    x = 20,449,048.20/5,073.39
  6. Step 6: Final answer
    x = 4,030.65

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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.