Home / 6,191.51-9,290.30-2,904.86

Finding the Fourth Proportional to 6,191.51, 9,290.30 and 2,904.86

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Solution

The fourth proportional to 6,191.51, 9,290.30 and 2,904.86 is: 4,358.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,191.51 : 9,290.30 = 2,904.86 : x
  2. Step 2: Convert to fraction form
    6,191.51/9,290.30 = 2,904.86/x
  3. Step 3: Cross multiply
    6,191.51x = 9,290.30 × 2,904.86
  4. Step 4: Simplify right side
    6,191.51x = 26,987,029.56
  5. Step 5: Solve for x
    x = 26,987,029.56/6,191.51
  6. Step 6: Final answer
    x = 4,358.72

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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.