Home / 5,717.53-8,576.81-1,557.56

Finding the Fourth Proportional to 5,717.53, 8,576.81 and 1,557.56

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Solution

The fourth proportional to 5,717.53, 8,576.81 and 1,557.56 is: 2,336.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,717.53 : 8,576.81 = 1,557.56 : x
  2. Step 2: Convert to fraction form
    5,717.53/8,576.81 = 1,557.56/x
  3. Step 3: Cross multiply
    5,717.53x = 8,576.81 × 1,557.56
  4. Step 4: Simplify right side
    5,717.53x = 13,358,896.18
  5. Step 5: Solve for x
    x = 13,358,896.18/5,717.53
  6. Step 6: Final answer
    x = 2,336.48

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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.