Home / 3,052.95-4,210.99-2,167.21

Finding the Fourth Proportional to 3,052.95, 4,210.99 and 2,167.21

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Solution

The fourth proportional to 3,052.95, 4,210.99 and 2,167.21 is: 2,989.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,052.95 : 4,210.99 = 2,167.21 : x
  2. Step 2: Convert to fraction form
    3,052.95/4,210.99 = 2,167.21/x
  3. Step 3: Cross multiply
    3,052.95x = 4,210.99 × 2,167.21
  4. Step 4: Simplify right side
    3,052.95x = 9,126,099.64
  5. Step 5: Solve for x
    x = 9,126,099.64/3,052.95
  6. Step 6: Final answer
    x = 2,989.27

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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.