Home / 5,851.38-8,777.08-1,955.79

Finding the Fourth Proportional to 5,851.38, 8,777.08 and 1,955.79

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Solution

The fourth proportional to 5,851.38, 8,777.08 and 1,955.79 is: 2,933.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,851.38 : 8,777.08 = 1,955.79 : x
  2. Step 2: Convert to fraction form
    5,851.38/8,777.08 = 1,955.79/x
  3. Step 3: Cross multiply
    5,851.38x = 8,777.08 × 1,955.79
  4. Step 4: Simplify right side
    5,851.38x = 17,166,120.40
  5. Step 5: Solve for x
    x = 17,166,120.40/5,851.38
  6. Step 6: Final answer
    x = 2,933.69

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Double scale
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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.