Home / 4,681.20-6,461.16-2,692.90

Finding the Fourth Proportional to 4,681.20, 6,461.16 and 2,692.90

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Solution

The fourth proportional to 4,681.20, 6,461.16 and 2,692.90 is: 3,716.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,681.20 : 6,461.16 = 2,692.90 : x
  2. Step 2: Convert to fraction form
    4,681.20/6,461.16 = 2,692.90/x
  3. Step 3: Cross multiply
    4,681.20x = 6,461.16 × 2,692.90
  4. Step 4: Simplify right side
    4,681.20x = 17,399,257.76
  5. Step 5: Solve for x
    x = 17,399,257.76/4,681.20
  6. Step 6: Final answer
    x = 3,716.84

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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.