Home / 5,241.68-7,862.80-1,346.12

Finding the Fourth Proportional to 5,241.68, 7,862.80 and 1,346.12

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Solution

The fourth proportional to 5,241.68, 7,862.80 and 1,346.12 is: 2,019.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,241.68 : 7,862.80 = 1,346.12 : x
  2. Step 2: Convert to fraction form
    5,241.68/7,862.80 = 1,346.12/x
  3. Step 3: Cross multiply
    5,241.68x = 7,862.80 × 1,346.12
  4. Step 4: Simplify right side
    5,241.68x = 10,584,272.34
  5. Step 5: Solve for x
    x = 10,584,272.34/5,241.68
  6. Step 6: Final answer
    x = 2,019.25

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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.