Home / 7,748.18-10,692.69-4,561.64

Finding the Fourth Proportional to 7,748.18, 10,692.69 and 4,561.64

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Solution

The fourth proportional to 7,748.18, 10,692.69 and 4,561.64 is: 6,295.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,748.18 : 10,692.69 = 4,561.64 : x
  2. Step 2: Convert to fraction form
    7,748.18/10,692.69 = 4,561.64/x
  3. Step 3: Cross multiply
    7,748.18x = 10,692.69 × 4,561.64
  4. Step 4: Simplify right side
    7,748.18x = 48,776,202.41
  5. Step 5: Solve for x
    x = 48,776,202.41/7,748.18
  6. Step 6: Final answer
    x = 6,295.18

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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.