Home / 5,346.39-7,377.99-2,988.51

Finding the Fourth Proportional to 5,346.39, 7,377.99 and 2,988.51

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Solution

The fourth proportional to 5,346.39, 7,377.99 and 2,988.51 is: 4,124.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,346.39 : 7,377.99 = 2,988.51 : x
  2. Step 2: Convert to fraction form
    5,346.39/7,377.99 = 2,988.51/x
  3. Step 3: Cross multiply
    5,346.39x = 7,377.99 × 2,988.51
  4. Step 4: Simplify right side
    5,346.39x = 22,049,196.89
  5. Step 5: Solve for x
    x = 22,049,196.89/5,346.39
  6. Step 6: Final answer
    x = 4,124.13

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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.