Home / 3,353.93-4,630.67-2,998.70

Finding the Fourth Proportional to 3,353.93, 4,630.67 and 2,998.70

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Solution

The fourth proportional to 3,353.93, 4,630.67 and 2,998.70 is: 4,140.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,353.93 : 4,630.67 = 2,998.70 : x
  2. Step 2: Convert to fraction form
    3,353.93/4,630.67 = 2,998.70/x
  3. Step 3: Cross multiply
    3,353.93x = 4,630.67 × 2,998.70
  4. Step 4: Simplify right side
    3,353.93x = 13,885,990.13
  5. Step 5: Solve for x
    x = 13,885,990.13/3,353.93
  6. Step 6: Final answer
    x = 4,140.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.