Home / 5,153.55-7,114.82-3,562.53

Finding the Fourth Proportional to 5,153.55, 7,114.82 and 3,562.53

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Solution

The fourth proportional to 5,153.55, 7,114.82 and 3,562.53 is: 4,918.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,153.55 : 7,114.82 = 3,562.53 : x
  2. Step 2: Convert to fraction form
    5,153.55/7,114.82 = 3,562.53/x
  3. Step 3: Cross multiply
    5,153.55x = 7,114.82 × 3,562.53
  4. Step 4: Simplify right side
    5,153.55x = 25,346,741.88
  5. Step 5: Solve for x
    x = 25,346,741.88/5,153.55
  6. Step 6: Final answer
    x = 4,918.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.