Home / 4,113.34-6,170.62-1,191.28

Finding the Fourth Proportional to 4,113.34, 6,170.62 and 1,191.28

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Solution

The fourth proportional to 4,113.34, 6,170.62 and 1,191.28 is: 1,787.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,113.34 : 6,170.62 = 1,191.28 : x
  2. Step 2: Convert to fraction form
    4,113.34/6,170.62 = 1,191.28/x
  3. Step 3: Cross multiply
    4,113.34x = 6,170.62 × 1,191.28
  4. Step 4: Simplify right side
    4,113.34x = 7,350,936.19
  5. Step 5: Solve for x
    x = 7,350,936.19/4,113.34
  6. Step 6: Final answer
    x = 1,787.10

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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.