Home / 4,113.09-6,170.70-1,191.63

Finding the Fourth Proportional to 4,113.09, 6,170.70 and 1,191.63

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Solution

The fourth proportional to 4,113.09, 6,170.70 and 1,191.63 is: 1,787.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,113.09 : 6,170.70 = 1,191.63 : x
  2. Step 2: Convert to fraction form
    4,113.09/6,170.70 = 1,191.63/x
  3. Step 3: Cross multiply
    4,113.09x = 6,170.70 × 1,191.63
  4. Step 4: Simplify right side
    4,113.09x = 7,353,191.24
  5. Step 5: Solve for x
    x = 7,353,191.24/4,113.09
  6. Step 6: Final answer
    x = 1,787.75

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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.