Home / 8,850.48-13,281.84-3,656.40

Finding the Fourth Proportional to 8,850.48, 13,281.84 and 3,656.40

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Solution

The fourth proportional to 8,850.48, 13,281.84 and 3,656.40 is: 5,487.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,850.48 : 13,281.84 = 3,656.40 : x
  2. Step 2: Convert to fraction form
    8,850.48/13,281.84 = 3,656.40/x
  3. Step 3: Cross multiply
    8,850.48x = 13,281.84 × 3,656.40
  4. Step 4: Simplify right side
    8,850.48x = 48,563,719.78
  5. Step 5: Solve for x
    x = 48,563,719.78/8,850.48
  6. Step 6: Final answer
    x = 5,487.13

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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.