Home / 9,158.37-12,639.04-5,799.95

Finding the Fourth Proportional to 9,158.37, 12,639.04 and 5,799.95

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Solution

The fourth proportional to 9,158.37, 12,639.04 and 5,799.95 is: 8,004.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,158.37 : 12,639.04 = 5,799.95 : x
  2. Step 2: Convert to fraction form
    9,158.37/12,639.04 = 5,799.95/x
  3. Step 3: Cross multiply
    9,158.37x = 12,639.04 × 5,799.95
  4. Step 4: Simplify right side
    9,158.37x = 73,305,840.84
  5. Step 5: Solve for x
    x = 73,305,840.84/9,158.37
  6. Step 6: Final answer
    x = 8,004.25

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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.