Home / 4,927.58-6,799.69-2,689.50

Finding the Fourth Proportional to 4,927.58, 6,799.69 and 2,689.50

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Solution

The fourth proportional to 4,927.58, 6,799.69 and 2,689.50 is: 3,711.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,927.58 : 6,799.69 = 2,689.50 : x
  2. Step 2: Convert to fraction form
    4,927.58/6,799.69 = 2,689.50/x
  3. Step 3: Cross multiply
    4,927.58x = 6,799.69 × 2,689.50
  4. Step 4: Simplify right side
    4,927.58x = 18,287,750.20
  5. Step 5: Solve for x
    x = 18,287,750.20/4,927.58
  6. Step 6: Final answer
    x = 3,711.30

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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.