Home / 9,851.05-13,579.36-7,009.93

Finding the Fourth Proportional to 9,851.05, 13,579.36 and 7,009.93

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Solution

The fourth proportional to 9,851.05, 13,579.36 and 7,009.93 is: 9,662.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,851.05 : 13,579.36 = 7,009.93 : x
  2. Step 2: Convert to fraction form
    9,851.05/13,579.36 = 7,009.93/x
  3. Step 3: Cross multiply
    9,851.05x = 13,579.36 × 7,009.93
  4. Step 4: Simplify right side
    9,851.05x = 95,190,363.04
  5. Step 5: Solve for x
    x = 95,190,363.04/9,851.05
  6. Step 6: Final answer
    x = 9,662.97

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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.