Home / 5,317.26-7,338-2,927.34

Finding the Fourth Proportional to 5,317.26, 7,338 and 2,927.34

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Solution

The fourth proportional to 5,317.26, 7,338 and 2,927.34 is: 4,039.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,317.26 : 7,338 = 2,927.34 : x
  2. Step 2: Convert to fraction form
    5,317.26/7,338 = 2,927.34/x
  3. Step 3: Cross multiply
    5,317.26x = 7,338 × 2,927.34
  4. Step 4: Simplify right side
    5,317.26x = 21,480,820.92
  5. Step 5: Solve for x
    x = 21,480,820.92/5,317.26
  6. Step 6: Final answer
    x = 4,039.83

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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.