Home / 7,398.14-10,192.06-5,155.94

Finding the Fourth Proportional to 7,398.14, 10,192.06 and 5,155.94

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Solution

The fourth proportional to 7,398.14, 10,192.06 and 5,155.94 is: 7,103.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,398.14 : 10,192.06 = 5,155.94 : x
  2. Step 2: Convert to fraction form
    7,398.14/10,192.06 = 5,155.94/x
  3. Step 3: Cross multiply
    7,398.14x = 10,192.06 × 5,155.94
  4. Step 4: Simplify right side
    7,398.14x = 52,549,649.84
  5. Step 5: Solve for x
    x = 52,549,649.84/7,398.14
  6. Step 6: Final answer
    x = 7,103.09

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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.