Home / 8,559.54-11,812.23-5,022.81

Finding the Fourth Proportional to 8,559.54, 11,812.23 and 5,022.81

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Solution

The fourth proportional to 8,559.54, 11,812.23 and 5,022.81 is: 6,931.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,559.54 : 11,812.23 = 5,022.81 : x
  2. Step 2: Convert to fraction form
    8,559.54/11,812.23 = 5,022.81/x
  3. Step 3: Cross multiply
    8,559.54x = 11,812.23 × 5,022.81
  4. Step 4: Simplify right side
    8,559.54x = 59,330,586.97
  5. Step 5: Solve for x
    x = 59,330,586.97/8,559.54
  6. Step 6: Final answer
    x = 6,931.52

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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.