Home / 11,350.40-17,023.16-4,774.82

Finding the Fourth Proportional to 11,350.40, 17,023.16 and 4,774.82

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Solution

The fourth proportional to 11,350.40, 17,023.16 and 4,774.82 is: 7,161.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,350.40 : 17,023.16 = 4,774.82 : x
  2. Step 2: Convert to fraction form
    11,350.40/17,023.16 = 4,774.82/x
  3. Step 3: Cross multiply
    11,350.40x = 17,023.16 × 4,774.82
  4. Step 4: Simplify right side
    11,350.40x = 81,282,451.65
  5. Step 5: Solve for x
    x = 81,282,451.65/11,350.40
  6. Step 6: Final answer
    x = 7,161.20

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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.