Home / 4,391.10-6,530.15-4,252.65

Finding the Fourth Proportional to 4,391.10, 6,530.15 and 4,252.65

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Solution

The fourth proportional to 4,391.10, 6,530.15 and 4,252.65 is: 6,324.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,391.10 : 6,530.15 = 4,252.65 : x
  2. Step 2: Convert to fraction form
    4,391.10/6,530.15 = 4,252.65/x
  3. Step 3: Cross multiply
    4,391.10x = 6,530.15 × 4,252.65
  4. Step 4: Simplify right side
    4,391.10x = 27,770,421.13
  5. Step 5: Solve for x
    x = 27,770,421.13/4,391.10
  6. Step 6: Final answer
    x = 6,324.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.