Home / 9,451.89-13,043.43-5,260.14

Finding the Fourth Proportional to 9,451.89, 13,043.43 and 5,260.14

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Solution

The fourth proportional to 9,451.89, 13,043.43 and 5,260.14 is: 7,258.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,451.89 : 13,043.43 = 5,260.14 : x
  2. Step 2: Convert to fraction form
    9,451.89/13,043.43 = 5,260.14/x
  3. Step 3: Cross multiply
    9,451.89x = 13,043.43 × 5,260.14
  4. Step 4: Simplify right side
    9,451.89x = 68,610,267.88
  5. Step 5: Solve for x
    x = 68,610,267.88/9,451.89
  6. Step 6: Final answer
    x = 7,258.89

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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.