Home / 3,527.67-4,867.19-2,779.30

Finding the Fourth Proportional to 3,527.67, 4,867.19 and 2,779.30

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Solution

The fourth proportional to 3,527.67, 4,867.19 and 2,779.30 is: 3,834.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,527.67 : 4,867.19 = 2,779.30 : x
  2. Step 2: Convert to fraction form
    3,527.67/4,867.19 = 2,779.30/x
  3. Step 3: Cross multiply
    3,527.67x = 4,867.19 × 2,779.30
  4. Step 4: Simplify right side
    3,527.67x = 13,527,388.12
  5. Step 5: Solve for x
    x = 13,527,388.12/3,527.67
  6. Step 6: Final answer
    x = 3,834.66

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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.