Home / 7,419.39-10,230.08-5,922.51

Finding the Fourth Proportional to 7,419.39, 10,230.08 and 5,922.51

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Solution

The fourth proportional to 7,419.39, 10,230.08 and 5,922.51 is: 8,166.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,419.39 : 10,230.08 = 5,922.51 : x
  2. Step 2: Convert to fraction form
    7,419.39/10,230.08 = 5,922.51/x
  3. Step 3: Cross multiply
    7,419.39x = 10,230.08 × 5,922.51
  4. Step 4: Simplify right side
    7,419.39x = 60,587,721.49
  5. Step 5: Solve for x
    x = 60,587,721.49/7,419.39
  6. Step 6: Final answer
    x = 8,166.13

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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.