Home / 7,418.79-10,236.24-4,434.12

Finding the Fourth Proportional to 7,418.79, 10,236.24 and 4,434.12

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Solution

The fourth proportional to 7,418.79, 10,236.24 and 4,434.12 is: 6,118.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,418.79 : 10,236.24 = 4,434.12 : x
  2. Step 2: Convert to fraction form
    7,418.79/10,236.24 = 4,434.12/x
  3. Step 3: Cross multiply
    7,418.79x = 10,236.24 × 4,434.12
  4. Step 4: Simplify right side
    7,418.79x = 45,388,716.51
  5. Step 5: Solve for x
    x = 45,388,716.51/7,418.79
  6. Step 6: Final answer
    x = 6,118.08

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Half scale
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Double scale
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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.