Home / 7,351.11-10,141.74-4,698.09

Finding the Fourth Proportional to 7,351.11, 10,141.74 and 4,698.09

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Solution

The fourth proportional to 7,351.11, 10,141.74 and 4,698.09 is: 6,481.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,351.11 : 10,141.74 = 4,698.09 : x
  2. Step 2: Convert to fraction form
    7,351.11/10,141.74 = 4,698.09/x
  3. Step 3: Cross multiply
    7,351.11x = 10,141.74 × 4,698.09
  4. Step 4: Simplify right side
    7,351.11x = 47,646,807.28
  5. Step 5: Solve for x
    x = 47,646,807.28/7,351.11
  6. Step 6: Final answer
    x = 6,481.58

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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.