Home / 4,915.32-6,783.18-2,677.29

Finding the Fourth Proportional to 4,915.32, 6,783.18 and 2,677.29

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Solution

The fourth proportional to 4,915.32, 6,783.18 and 2,677.29 is: 3,694.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,915.32 : 6,783.18 = 2,677.29 : x
  2. Step 2: Convert to fraction form
    4,915.32/6,783.18 = 2,677.29/x
  3. Step 3: Cross multiply
    4,915.32x = 6,783.18 × 2,677.29
  4. Step 4: Simplify right side
    4,915.32x = 18,160,539.98
  5. Step 5: Solve for x
    x = 18,160,539.98/4,915.32
  6. Step 6: Final answer
    x = 3,694.68

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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.