Home / 8,877.53-13,317.74-3,331.31

Finding the Fourth Proportional to 8,877.53, 13,317.74 and 3,331.31

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Solution

The fourth proportional to 8,877.53, 13,317.74 and 3,331.31 is: 4,997.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,877.53 : 13,317.74 = 3,331.31 : x
  2. Step 2: Convert to fraction form
    8,877.53/13,317.74 = 3,331.31/x
  3. Step 3: Cross multiply
    8,877.53x = 13,317.74 × 3,331.31
  4. Step 4: Simplify right side
    8,877.53x = 44,365,513.78
  5. Step 5: Solve for x
    x = 44,365,513.78/8,877.53
  6. Step 6: Final answer
    x = 4,997.50

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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.