Home / 5,813.53-8,662.55-5,531.11

Finding the Fourth Proportional to 5,813.53, 8,662.55 and 5,531.11

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Solution

The fourth proportional to 5,813.53, 8,662.55 and 5,531.11 is: 8,241.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,813.53 : 8,662.55 = 5,531.11 : x
  2. Step 2: Convert to fraction form
    5,813.53/8,662.55 = 5,531.11/x
  3. Step 3: Cross multiply
    5,813.53x = 8,662.55 × 5,531.11
  4. Step 4: Simplify right side
    5,813.53x = 47,913,467.62
  5. Step 5: Solve for x
    x = 47,913,467.62/5,813.53
  6. Step 6: Final answer
    x = 8,241.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.