Home / 9,142.73-12,616.95-4,950.98

Finding the Fourth Proportional to 9,142.73, 12,616.95 and 4,950.98

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Solution

The fourth proportional to 9,142.73, 12,616.95 and 4,950.98 is: 6,832.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,142.73 : 12,616.95 = 4,950.98 : x
  2. Step 2: Convert to fraction form
    9,142.73/12,616.95 = 4,950.98/x
  3. Step 3: Cross multiply
    9,142.73x = 12,616.95 × 4,950.98
  4. Step 4: Simplify right side
    9,142.73x = 62,466,204.03
  5. Step 5: Solve for x
    x = 62,466,204.03/9,142.73
  6. Step 6: Final answer
    x = 6,832.34

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Half scale
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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.