Home / 6,779.32-10,165.08-3,612.86

Finding the Fourth Proportional to 6,779.32, 10,165.08 and 3,612.86

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Solution

The fourth proportional to 6,779.32, 10,165.08 and 3,612.86 is: 5,417.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,779.32 : 10,165.08 = 3,612.86 : x
  2. Step 2: Convert to fraction form
    6,779.32/10,165.08 = 3,612.86/x
  3. Step 3: Cross multiply
    6,779.32x = 10,165.08 × 3,612.86
  4. Step 4: Simplify right side
    6,779.32x = 36,724,959.68
  5. Step 5: Solve for x
    x = 36,724,959.68/6,779.32
  6. Step 6: Final answer
    x = 5,417.21

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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.