Home / 7,241.58-10,862.70-3,291.30

Finding the Fourth Proportional to 7,241.58, 10,862.70 and 3,291.30

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Solution

The fourth proportional to 7,241.58, 10,862.70 and 3,291.30 is: 4,937.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,241.58 : 10,862.70 = 3,291.30 : x
  2. Step 2: Convert to fraction form
    7,241.58/10,862.70 = 3,291.30/x
  3. Step 3: Cross multiply
    7,241.58x = 10,862.70 × 3,291.30
  4. Step 4: Simplify right side
    7,241.58x = 35,752,404.51
  5. Step 5: Solve for x
    x = 35,752,404.51/7,241.58
  6. Step 6: Final answer
    x = 4,937.10

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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.