Home / 2,946.23-4,419.34-1,191.22

Finding the Fourth Proportional to 2,946.23, 4,419.34 and 1,191.22

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Solution

The fourth proportional to 2,946.23, 4,419.34 and 1,191.22 is: 1,786.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,946.23 : 4,419.34 = 1,191.22 : x
  2. Step 2: Convert to fraction form
    2,946.23/4,419.34 = 1,191.22/x
  3. Step 3: Cross multiply
    2,946.23x = 4,419.34 × 1,191.22
  4. Step 4: Simplify right side
    2,946.23x = 5,264,385.76
  5. Step 5: Solve for x
    x = 5,264,385.76/2,946.23
  6. Step 6: Final answer
    x = 1,786.82

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Similar ratio
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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.