Home / 6,572.10-9,854.55-2,187.30

Finding the Fourth Proportional to 6,572.10, 9,854.55 and 2,187.30

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Solution

The fourth proportional to 6,572.10, 9,854.55 and 2,187.30 is: 3,279.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,572.10 : 9,854.55 = 2,187.30 : x
  2. Step 2: Convert to fraction form
    6,572.10/9,854.55 = 2,187.30/x
  3. Step 3: Cross multiply
    6,572.10x = 9,854.55 × 2,187.30
  4. Step 4: Simplify right side
    6,572.10x = 21,554,857.22
  5. Step 5: Solve for x
    x = 21,554,857.22/6,572.10
  6. Step 6: Final answer
    x = 3,279.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.