Home / 7,390.24-10,198.74-4,246.36

Finding the Fourth Proportional to 7,390.24, 10,198.74 and 4,246.36

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Solution

The fourth proportional to 7,390.24, 10,198.74 and 4,246.36 is: 5,860.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,390.24 : 10,198.74 = 4,246.36 : x
  2. Step 2: Convert to fraction form
    7,390.24/10,198.74 = 4,246.36/x
  3. Step 3: Cross multiply
    7,390.24x = 10,198.74 × 4,246.36
  4. Step 4: Simplify right side
    7,390.24x = 43,307,521.59
  5. Step 5: Solve for x
    x = 43,307,521.59/7,390.24
  6. Step 6: Final answer
    x = 5,860.10

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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.