Home / 3,558.76-5,332.74-1,998.16

Finding the Fourth Proportional to 3,558.76, 5,332.74 and 1,998.16

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Solution

The fourth proportional to 3,558.76, 5,332.74 and 1,998.16 is: 2,994.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558.76 : 5,332.74 = 1,998.16 : x
  2. Step 2: Convert to fraction form
    3,558.76/5,332.74 = 1,998.16/x
  3. Step 3: Cross multiply
    3,558.76x = 5,332.74 × 1,998.16
  4. Step 4: Simplify right side
    3,558.76x = 10,655,667.76
  5. Step 5: Solve for x
    x = 10,655,667.76/3,558.76
  6. Step 6: Final answer
    x = 2,994.21

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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.