Home / 8,870.85-13,308.30-3,027.38

Finding the Fourth Proportional to 8,870.85, 13,308.30 and 3,027.38

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Solution

The fourth proportional to 8,870.85, 13,308.30 and 3,027.38 is: 4,541.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,870.85 : 13,308.30 = 3,027.38 : x
  2. Step 2: Convert to fraction form
    8,870.85/13,308.30 = 3,027.38/x
  3. Step 3: Cross multiply
    8,870.85x = 13,308.30 × 3,027.38
  4. Step 4: Simplify right side
    8,870.85x = 40,289,214.71
  5. Step 5: Solve for x
    x = 40,289,214.71/8,870.85
  6. Step 6: Final answer
    x = 4,541.75

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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.