Home / 6,746.26-9,306.30-5,488.72

Finding the Fourth Proportional to 6,746.26, 9,306.30 and 5,488.72

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Solution

The fourth proportional to 6,746.26, 9,306.30 and 5,488.72 is: 7,571.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,746.26 : 9,306.30 = 5,488.72 : x
  2. Step 2: Convert to fraction form
    6,746.26/9,306.30 = 5,488.72/x
  3. Step 3: Cross multiply
    6,746.26x = 9,306.30 × 5,488.72
  4. Step 4: Simplify right side
    6,746.26x = 51,079,674.94
  5. Step 5: Solve for x
    x = 51,079,674.94/6,746.26
  6. Step 6: Final answer
    x = 7,571.55

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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.