Home / 6,680.72-9,223.60-4,291.66

Finding the Fourth Proportional to 6,680.72, 9,223.60 and 4,291.66

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Solution

The fourth proportional to 6,680.72, 9,223.60 and 4,291.66 is: 5,925.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,680.72 : 9,223.60 = 4,291.66 : x
  2. Step 2: Convert to fraction form
    6,680.72/9,223.60 = 4,291.66/x
  3. Step 3: Cross multiply
    6,680.72x = 9,223.60 × 4,291.66
  4. Step 4: Simplify right side
    6,680.72x = 39,584,555.18
  5. Step 5: Solve for x
    x = 39,584,555.18/6,680.72
  6. Step 6: Final answer
    x = 5,925.19

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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.