Home / 5,273.82-7,277.63-2,915.91

Finding the Fourth Proportional to 5,273.82, 7,277.63 and 2,915.91

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Solution

The fourth proportional to 5,273.82, 7,277.63 and 2,915.91 is: 4,023.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,273.82 : 7,277.63 = 2,915.91 : x
  2. Step 2: Convert to fraction form
    5,273.82/7,277.63 = 2,915.91/x
  3. Step 3: Cross multiply
    5,273.82x = 7,277.63 × 2,915.91
  4. Step 4: Simplify right side
    5,273.82x = 21,220,899.51
  5. Step 5: Solve for x
    x = 21,220,899.51/5,273.82
  6. Step 6: Final answer
    x = 4,023.82

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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.