Home / 8,218.23-11,340.57-5,032.05

Finding the Fourth Proportional to 8,218.23, 11,340.57 and 5,032.05

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Solution

The fourth proportional to 8,218.23, 11,340.57 and 5,032.05 is: 6,943.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,218.23 : 11,340.57 = 5,032.05 : x
  2. Step 2: Convert to fraction form
    8,218.23/11,340.57 = 5,032.05/x
  3. Step 3: Cross multiply
    8,218.23x = 11,340.57 × 5,032.05
  4. Step 4: Simplify right side
    8,218.23x = 57,066,315.27
  5. Step 5: Solve for x
    x = 57,066,315.27/8,218.23
  6. Step 6: Final answer
    x = 6,943.87

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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.