Home / 8,468.70-11,686.77-4,692.48

Finding the Fourth Proportional to 8,468.70, 11,686.77 and 4,692.48

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Solution

The fourth proportional to 8,468.70, 11,686.77 and 4,692.48 is: 6,475.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,468.70 : 11,686.77 = 4,692.48 : x
  2. Step 2: Convert to fraction form
    8,468.70/11,686.77 = 4,692.48/x
  3. Step 3: Cross multiply
    8,468.70x = 11,686.77 × 4,692.48
  4. Step 4: Simplify right side
    8,468.70x = 54,839,934.49
  5. Step 5: Solve for x
    x = 54,839,934.49/8,468.70
  6. Step 6: Final answer
    x = 6,475.60

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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.