Home / 3,239.08-4,860.77-1,779.25

Finding the Fourth Proportional to 3,239.08, 4,860.77 and 1,779.25

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Solution

The fourth proportional to 3,239.08, 4,860.77 and 1,779.25 is: 2,670.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,239.08 : 4,860.77 = 1,779.25 : x
  2. Step 2: Convert to fraction form
    3,239.08/4,860.77 = 1,779.25/x
  3. Step 3: Cross multiply
    3,239.08x = 4,860.77 × 1,779.25
  4. Step 4: Simplify right side
    3,239.08x = 8,648,516.13
  5. Step 5: Solve for x
    x = 8,648,516.13/3,239.08
  6. Step 6: Final answer
    x = 2,670.05

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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.