Home / 4,779.90-6,593.79-3,099.15

Finding the Fourth Proportional to 4,779.90, 6,593.79 and 3,099.15

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Solution

The fourth proportional to 4,779.90, 6,593.79 and 3,099.15 is: 4,275.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,779.90 : 6,593.79 = 3,099.15 : x
  2. Step 2: Convert to fraction form
    4,779.90/6,593.79 = 3,099.15/x
  3. Step 3: Cross multiply
    4,779.90x = 6,593.79 × 3,099.15
  4. Step 4: Simplify right side
    4,779.90x = 20,435,144.28
  5. Step 5: Solve for x
    x = 20,435,144.28/4,779.90
  6. Step 6: Final answer
    x = 4,275.22

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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.