Home / 4,915.24-7,361.16-2,690.76

Finding the Fourth Proportional to 4,915.24, 7,361.16 and 2,690.76

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Solution

The fourth proportional to 4,915.24, 7,361.16 and 2,690.76 is: 4,029.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,915.24 : 7,361.16 = 2,690.76 : x
  2. Step 2: Convert to fraction form
    4,915.24/7,361.16 = 2,690.76/x
  3. Step 3: Cross multiply
    4,915.24x = 7,361.16 × 2,690.76
  4. Step 4: Simplify right side
    4,915.24x = 19,807,114.88
  5. Step 5: Solve for x
    x = 19,807,114.88/4,915.24
  6. Step 6: Final answer
    x = 4,029.74

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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.