Home / 5,853.17-8,779.77-2,390.42

Finding the Fourth Proportional to 5,853.17, 8,779.77 and 2,390.42

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Solution

The fourth proportional to 5,853.17, 8,779.77 and 2,390.42 is: 3,585.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,853.17 : 8,779.77 = 2,390.42 : x
  2. Step 2: Convert to fraction form
    5,853.17/8,779.77 = 2,390.42/x
  3. Step 3: Cross multiply
    5,853.17x = 8,779.77 × 2,390.42
  4. Step 4: Simplify right side
    5,853.17x = 20,987,353.78
  5. Step 5: Solve for x
    x = 20,987,353.78/5,853.17
  6. Step 6: Final answer
    x = 3,585.64

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Similar ratio
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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.