Home / 5,047.68-7,576.38-4,729.36

Finding the Fourth Proportional to 5,047.68, 7,576.38 and 4,729.36

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Solution

The fourth proportional to 5,047.68, 7,576.38 and 4,729.36 is: 7,098.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,047.68 : 7,576.38 = 4,729.36 : x
  2. Step 2: Convert to fraction form
    5,047.68/7,576.38 = 4,729.36/x
  3. Step 3: Cross multiply
    5,047.68x = 7,576.38 × 4,729.36
  4. Step 4: Simplify right side
    5,047.68x = 35,831,428.52
  5. Step 5: Solve for x
    x = 35,831,428.52/5,047.68
  6. Step 6: Final answer
    x = 7,098.59

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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.