Home / 5,274.90-7,281.09-3,703.38

Finding the Fourth Proportional to 5,274.90, 7,281.09 and 3,703.38

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Solution

The fourth proportional to 5,274.90, 7,281.09 and 3,703.38 is: 5,111.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,274.90 : 7,281.09 = 3,703.38 : x
  2. Step 2: Convert to fraction form
    5,274.90/7,281.09 = 3,703.38/x
  3. Step 3: Cross multiply
    5,274.90x = 7,281.09 × 3,703.38
  4. Step 4: Simplify right side
    5,274.90x = 26,964,643.08
  5. Step 5: Solve for x
    x = 26,964,643.08/5,274.90
  6. Step 6: Final answer
    x = 5,111.88

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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.