Home / 5,022.36-6,931.98-3,133.56

Finding the Fourth Proportional to 5,022.36, 6,931.98 and 3,133.56

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Solution

The fourth proportional to 5,022.36, 6,931.98 and 3,133.56 is: 4,325.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,022.36 : 6,931.98 = 3,133.56 : x
  2. Step 2: Convert to fraction form
    5,022.36/6,931.98 = 3,133.56/x
  3. Step 3: Cross multiply
    5,022.36x = 6,931.98 × 3,133.56
  4. Step 4: Simplify right side
    5,022.36x = 21,721,775.25
  5. Step 5: Solve for x
    x = 21,721,775.25/5,022.36
  6. Step 6: Final answer
    x = 4,325.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.