Home / 5,273.74-7,277.86-2,915.98

Finding the Fourth Proportional to 5,273.74, 7,277.86 and 2,915.98

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Solution

The fourth proportional to 5,273.74, 7,277.86 and 2,915.98 is: 4,024.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,273.74 : 7,277.86 = 2,915.98 : x
  2. Step 2: Convert to fraction form
    5,273.74/7,277.86 = 2,915.98/x
  3. Step 3: Cross multiply
    5,273.74x = 7,277.86 × 2,915.98
  4. Step 4: Simplify right side
    5,273.74x = 21,222,094.20
  5. Step 5: Solve for x
    x = 21,222,094.20/5,273.74
  6. Step 6: Final answer
    x = 4,024.11

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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.