Home / 8,559.48-11,812.17-5,022.75

Finding the Fourth Proportional to 8,559.48, 11,812.17 and 5,022.75

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Solution

The fourth proportional to 8,559.48, 11,812.17 and 5,022.75 is: 6,931.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,559.48 : 11,812.17 = 5,022.75 : x
  2. Step 2: Convert to fraction form
    8,559.48/11,812.17 = 5,022.75/x
  3. Step 3: Cross multiply
    8,559.48x = 11,812.17 × 5,022.75
  4. Step 4: Simplify right side
    8,559.48x = 59,329,576.87
  5. Step 5: Solve for x
    x = 59,329,576.87/8,559.48
  6. Step 6: Final answer
    x = 6,931.45

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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.