Home / 8,963.07-13,442.51-3,692.87

Finding the Fourth Proportional to 8,963.07, 13,442.51 and 3,692.87

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Solution

The fourth proportional to 8,963.07, 13,442.51 and 3,692.87 is: 5,538.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,963.07 : 13,442.51 = 3,692.87 : x
  2. Step 2: Convert to fraction form
    8,963.07/13,442.51 = 3,692.87/x
  3. Step 3: Cross multiply
    8,963.07x = 13,442.51 × 3,692.87
  4. Step 4: Simplify right side
    8,963.07x = 49,641,356.23
  5. Step 5: Solve for x
    x = 49,641,356.23/8,963.07
  6. Step 6: Final answer
    x = 5,538.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.