Home / 4,915.37-6,782.97-2,677.23

Finding the Fourth Proportional to 4,915.37, 6,782.97 and 2,677.23

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Solution

The fourth proportional to 4,915.37, 6,782.97 and 2,677.23 is: 3,694.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,915.37 : 6,782.97 = 2,677.23 : x
  2. Step 2: Convert to fraction form
    4,915.37/6,782.97 = 2,677.23/x
  3. Step 3: Cross multiply
    4,915.37x = 6,782.97 × 2,677.23
  4. Step 4: Simplify right side
    4,915.37x = 18,159,570.77
  5. Step 5: Solve for x
    x = 18,159,570.77/4,915.37
  6. Step 6: Final answer
    x = 3,694.45

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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.