Home / 3,572.93-5,360.16-1,818.18

Finding the Fourth Proportional to 3,572.93, 5,360.16 and 1,818.18

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Solution

The fourth proportional to 3,572.93, 5,360.16 and 1,818.18 is: 2,727.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,572.93 : 5,360.16 = 1,818.18 : x
  2. Step 2: Convert to fraction form
    3,572.93/5,360.16 = 1,818.18/x
  3. Step 3: Cross multiply
    3,572.93x = 5,360.16 × 1,818.18
  4. Step 4: Simplify right side
    3,572.93x = 9,745,735.71
  5. Step 5: Solve for x
    x = 9,745,735.71/3,572.93
  6. Step 6: Final answer
    x = 2,727.66

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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.