Home / 7,036.20-9,712.17-4,205.66

Finding the Fourth Proportional to 7,036.20, 9,712.17 and 4,205.66

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Solution

The fourth proportional to 7,036.20, 9,712.17 and 4,205.66 is: 5,805.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,036.20 : 9,712.17 = 4,205.66 : x
  2. Step 2: Convert to fraction form
    7,036.20/9,712.17 = 4,205.66/x
  3. Step 3: Cross multiply
    7,036.20x = 9,712.17 × 4,205.66
  4. Step 4: Simplify right side
    7,036.20x = 40,846,036.32
  5. Step 5: Solve for x
    x = 40,846,036.32/7,036.20
  6. Step 6: Final answer
    x = 5,805.13

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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.