Home / 9,451.87-13,043.60-5,260.03

Finding the Fourth Proportional to 9,451.87, 13,043.60 and 5,260.03

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Solution

The fourth proportional to 9,451.87, 13,043.60 and 5,260.03 is: 7,258.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,451.87 : 13,043.60 = 5,260.03 : x
  2. Step 2: Convert to fraction form
    9,451.87/13,043.60 = 5,260.03/x
  3. Step 3: Cross multiply
    9,451.87x = 13,043.60 × 5,260.03
  4. Step 4: Simplify right side
    9,451.87x = 68,609,727.31
  5. Step 5: Solve for x
    x = 68,609,727.31/9,451.87
  6. Step 6: Final answer
    x = 7,258.85

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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.