Home / 3,697.06-5,543.96-1,386.94

Finding the Fourth Proportional to 3,697.06, 5,543.96 and 1,386.94

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Solution

The fourth proportional to 3,697.06, 5,543.96 and 1,386.94 is: 2,079.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,697.06 : 5,543.96 = 1,386.94 : x
  2. Step 2: Convert to fraction form
    3,697.06/5,543.96 = 1,386.94/x
  3. Step 3: Cross multiply
    3,697.06x = 5,543.96 × 1,386.94
  4. Step 4: Simplify right side
    3,697.06x = 7,689,119.09
  5. Step 5: Solve for x
    x = 7,689,119.09/3,697.06
  6. Step 6: Final answer
    x = 2,079.79

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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.