Home / 7,419.36-11,107.17-4,948.05

Finding the Fourth Proportional to 7,419.36, 11,107.17 and 4,948.05

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Solution

The fourth proportional to 7,419.36, 11,107.17 and 4,948.05 is: 7,407.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,419.36 : 11,107.17 = 4,948.05 : x
  2. Step 2: Convert to fraction form
    7,419.36/11,107.17 = 4,948.05/x
  3. Step 3: Cross multiply
    7,419.36x = 11,107.17 × 4,948.05
  4. Step 4: Simplify right side
    7,419.36x = 54,958,832.52
  5. Step 5: Solve for x
    x = 54,958,832.52/7,419.36
  6. Step 6: Final answer
    x = 7,407.49

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.