Home / 4,881.60-7,323.20-2,692.16

Finding the Fourth Proportional to 4,881.60, 7,323.20 and 2,692.16

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Solution

The fourth proportional to 4,881.60, 7,323.20 and 2,692.16 is: 4,038.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,881.60 : 7,323.20 = 2,692.16 : x
  2. Step 2: Convert to fraction form
    4,881.60/7,323.20 = 2,692.16/x
  3. Step 3: Cross multiply
    4,881.60x = 7,323.20 × 2,692.16
  4. Step 4: Simplify right side
    4,881.60x = 19,715,226.11
  5. Step 5: Solve for x
    x = 19,715,226.11/4,881.60
  6. Step 6: Final answer
    x = 4,038.68

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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.