Home / 9,200.50-12,698.13-5,476.66

Finding the Fourth Proportional to 9,200.50, 12,698.13 and 5,476.66

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Solution

The fourth proportional to 9,200.50, 12,698.13 and 5,476.66 is: 7,558.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,200.50 : 12,698.13 = 5,476.66 : x
  2. Step 2: Convert to fraction form
    9,200.50/12,698.13 = 5,476.66/x
  3. Step 3: Cross multiply
    9,200.50x = 12,698.13 × 5,476.66
  4. Step 4: Simplify right side
    9,200.50x = 69,543,340.65
  5. Step 5: Solve for x
    x = 69,543,340.65/9,200.50
  6. Step 6: Final answer
    x = 7,558.65

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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.