Home / 8,218.35-11,340.93-5,036.94

Finding the Fourth Proportional to 8,218.35, 11,340.93 and 5,036.94

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Solution

The fourth proportional to 8,218.35, 11,340.93 and 5,036.94 is: 6,950.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,218.35 : 11,340.93 = 5,036.94 : x
  2. Step 2: Convert to fraction form
    8,218.35/11,340.93 = 5,036.94/x
  3. Step 3: Cross multiply
    8,218.35x = 11,340.93 × 5,036.94
  4. Step 4: Simplify right side
    8,218.35x = 57,123,583.95
  5. Step 5: Solve for x
    x = 57,123,583.95/8,218.35
  6. Step 6: Final answer
    x = 6,950.74

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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.