Home / 4,188.23-5,779.86-2,371.10

Finding the Fourth Proportional to 4,188.23, 5,779.86 and 2,371.10

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Solution

The fourth proportional to 4,188.23, 5,779.86 and 2,371.10 is: 3,272.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,188.23 : 5,779.86 = 2,371.10 : x
  2. Step 2: Convert to fraction form
    4,188.23/5,779.86 = 2,371.10/x
  3. Step 3: Cross multiply
    4,188.23x = 5,779.86 × 2,371.10
  4. Step 4: Simplify right side
    4,188.23x = 13,704,626.05
  5. Step 5: Solve for x
    x = 13,704,626.05/4,188.23
  6. Step 6: Final answer
    x = 3,272.18

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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.