Home / 9,451.90-13,043.37-5,260.06

Finding the Fourth Proportional to 9,451.90, 13,043.37 and 5,260.06

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Solution

The fourth proportional to 9,451.90, 13,043.37 and 5,260.06 is: 7,258.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,451.90 : 13,043.37 = 5,260.06 : x
  2. Step 2: Convert to fraction form
    9,451.90/13,043.37 = 5,260.06/x
  3. Step 3: Cross multiply
    9,451.90x = 13,043.37 × 5,260.06
  4. Step 4: Simplify right side
    9,451.90x = 68,608,908.80
  5. Step 5: Solve for x
    x = 68,608,908.80/9,451.90
  6. Step 6: Final answer
    x = 7,258.74

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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.