Home / 8,871.83-13,307.73-3,609.70

Finding the Fourth Proportional to 8,871.83, 13,307.73 and 3,609.70

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Solution

The fourth proportional to 8,871.83, 13,307.73 and 3,609.70 is: 5,414.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,871.83 : 13,307.73 = 3,609.70 : x
  2. Step 2: Convert to fraction form
    8,871.83/13,307.73 = 3,609.70/x
  3. Step 3: Cross multiply
    8,871.83x = 13,307.73 × 3,609.70
  4. Step 4: Simplify right side
    8,871.83x = 48,036,866.18
  5. Step 5: Solve for x
    x = 48,036,866.18/8,871.83
  6. Step 6: Final answer
    x = 5,414.54

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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.