Home / 9,058.64-12,584.62-8,977.53

Finding the Fourth Proportional to 9,058.64, 12,584.62 and 8,977.53

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Solution

The fourth proportional to 9,058.64, 12,584.62 and 8,977.53 is: 12,471.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,058.64 : 12,584.62 = 8,977.53 : x
  2. Step 2: Convert to fraction form
    9,058.64/12,584.62 = 8,977.53/x
  3. Step 3: Cross multiply
    9,058.64x = 12,584.62 × 8,977.53
  4. Step 4: Simplify right side
    9,058.64x = 112,978,811.50
  5. Step 5: Solve for x
    x = 112,978,811.50/9,058.64
  6. Step 6: Final answer
    x = 12,471.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.