Home / 3,373.49-4,656.02-2,115.62

Finding the Fourth Proportional to 3,373.49, 4,656.02 and 2,115.62

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Solution

The fourth proportional to 3,373.49, 4,656.02 and 2,115.62 is: 2,919.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,373.49 : 4,656.02 = 2,115.62 : x
  2. Step 2: Convert to fraction form
    3,373.49/4,656.02 = 2,115.62/x
  3. Step 3: Cross multiply
    3,373.49x = 4,656.02 × 2,115.62
  4. Step 4: Simplify right side
    3,373.49x = 9,850,352.63
  5. Step 5: Solve for x
    x = 9,850,352.63/3,373.49
  6. Step 6: Final answer
    x = 2,919.93

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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.