Home / 5,576.28-8,365.32-1,878.84

Finding the Fourth Proportional to 5,576.28, 8,365.32 and 1,878.84

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Solution

The fourth proportional to 5,576.28, 8,365.32 and 1,878.84 is: 2,818.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,576.28 : 8,365.32 = 1,878.84 : x
  2. Step 2: Convert to fraction form
    5,576.28/8,365.32 = 1,878.84/x
  3. Step 3: Cross multiply
    5,576.28x = 8,365.32 × 1,878.84
  4. Step 4: Simplify right side
    5,576.28x = 15,717,097.83
  5. Step 5: Solve for x
    x = 15,717,097.83/5,576.28
  6. Step 6: Final answer
    x = 2,818.56

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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.