Home / 8,883.22-13,312.53-5,590.42

Finding the Fourth Proportional to 8,883.22, 13,312.53 and 5,590.42

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Solution

The fourth proportional to 8,883.22, 13,312.53 and 5,590.42 is: 8,377.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,883.22 : 13,312.53 = 5,590.42 : x
  2. Step 2: Convert to fraction form
    8,883.22/13,312.53 = 5,590.42/x
  3. Step 3: Cross multiply
    8,883.22x = 13,312.53 × 5,590.42
  4. Step 4: Simplify right side
    8,883.22x = 74,422,633.96
  5. Step 5: Solve for x
    x = 74,422,633.96/8,883.22
  6. Step 6: Final answer
    x = 8,377.89

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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.