Home / 9,062.20-13,595.70-3,218.20

Finding the Fourth Proportional to 9,062.20, 13,595.70 and 3,218.20

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Solution

The fourth proportional to 9,062.20, 13,595.70 and 3,218.20 is: 4,828.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,062.20 : 13,595.70 = 3,218.20 : x
  2. Step 2: Convert to fraction form
    9,062.20/13,595.70 = 3,218.20/x
  3. Step 3: Cross multiply
    9,062.20x = 13,595.70 × 3,218.20
  4. Step 4: Simplify right side
    9,062.20x = 43,753,681.74
  5. Step 5: Solve for x
    x = 43,753,681.74/9,062.20
  6. Step 6: Final answer
    x = 4,828.15

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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.