Home / 5,236.68-7,855.29-1,341.12

Finding the Fourth Proportional to 5,236.68, 7,855.29 and 1,341.12

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Solution

The fourth proportional to 5,236.68, 7,855.29 and 1,341.12 is: 2,011.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,236.68 : 7,855.29 = 1,341.12 : x
  2. Step 2: Convert to fraction form
    5,236.68/7,855.29 = 1,341.12/x
  3. Step 3: Cross multiply
    5,236.68x = 7,855.29 × 1,341.12
  4. Step 4: Simplify right side
    5,236.68x = 10,534,886.52
  5. Step 5: Solve for x
    x = 10,534,886.52/5,236.68
  6. Step 6: Final answer
    x = 2,011.75

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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.