Home / 5,316.12-7,336.66-2,959

Finding the Fourth Proportional to 5,316.12, 7,336.66 and 2,959

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Solution

The fourth proportional to 5,316.12, 7,336.66 and 2,959 is: 4,083.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,316.12 : 7,336.66 = 2,959 : x
  2. Step 2: Convert to fraction form
    5,316.12/7,336.66 = 2,959/x
  3. Step 3: Cross multiply
    5,316.12x = 7,336.66 × 2,959
  4. Step 4: Simplify right side
    5,316.12x = 21,709,176.94
  5. Step 5: Solve for x
    x = 21,709,176.94/5,316.12
  6. Step 6: Final answer
    x = 4,083.65

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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.