Home / 6,645.08-9,162.60-4,963.65

Finding the Fourth Proportional to 6,645.08, 9,162.60 and 4,963.65

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Solution

The fourth proportional to 6,645.08, 9,162.60 and 4,963.65 is: 6,844.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,645.08 : 9,162.60 = 4,963.65 : x
  2. Step 2: Convert to fraction form
    6,645.08/9,162.60 = 4,963.65/x
  3. Step 3: Cross multiply
    6,645.08x = 9,162.60 × 4,963.65
  4. Step 4: Simplify right side
    6,645.08x = 45,479,939.49
  5. Step 5: Solve for x
    x = 45,479,939.49/6,645.08
  6. Step 6: Final answer
    x = 6,844.16

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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.