Home / 4,768.30-6,580.90-2,779.48

Finding the Fourth Proportional to 4,768.30, 6,580.90 and 2,779.48

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Solution

The fourth proportional to 4,768.30, 6,580.90 and 2,779.48 is: 3,836.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,768.30 : 6,580.90 = 2,779.48 : x
  2. Step 2: Convert to fraction form
    4,768.30/6,580.90 = 2,779.48/x
  3. Step 3: Cross multiply
    4,768.30x = 6,580.90 × 2,779.48
  4. Step 4: Simplify right side
    4,768.30x = 18,291,479.93
  5. Step 5: Solve for x
    x = 18,291,479.93/4,768.30
  6. Step 6: Final answer
    x = 3,836.06

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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.