Home / 2,997.55-4,496.34-2,915.56

Finding the Fourth Proportional to 2,997.55, 4,496.34 and 2,915.56

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Solution

The fourth proportional to 2,997.55, 4,496.34 and 2,915.56 is: 4,373.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,997.55 : 4,496.34 = 2,915.56 : x
  2. Step 2: Convert to fraction form
    2,997.55/4,496.34 = 2,915.56/x
  3. Step 3: Cross multiply
    2,997.55x = 4,496.34 × 2,915.56
  4. Step 4: Simplify right side
    2,997.55x = 13,109,349.05
  5. Step 5: Solve for x
    x = 13,109,349.05/2,997.55
  6. Step 6: Final answer
    x = 4,373.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.