Home / 3,188.07-4,397.58-2,008.17

Finding the Fourth Proportional to 3,188.07, 4,397.58 and 2,008.17

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Solution

The fourth proportional to 3,188.07, 4,397.58 and 2,008.17 is: 2,770.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188.07 : 4,397.58 = 2,008.17 : x
  2. Step 2: Convert to fraction form
    3,188.07/4,397.58 = 2,008.17/x
  3. Step 3: Cross multiply
    3,188.07x = 4,397.58 × 2,008.17
  4. Step 4: Simplify right side
    3,188.07x = 8,831,088.23
  5. Step 5: Solve for x
    x = 8,831,088.23/3,188.07
  6. Step 6: Final answer
    x = 2,770.04

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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.