Home / 4,926.80-6,799.04-2,688.65

Finding the Fourth Proportional to 4,926.80, 6,799.04 and 2,688.65

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Solution

The fourth proportional to 4,926.80, 6,799.04 and 2,688.65 is: 3,710.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,926.80 : 6,799.04 = 2,688.65 : x
  2. Step 2: Convert to fraction form
    4,926.80/6,799.04 = 2,688.65/x
  3. Step 3: Cross multiply
    4,926.80x = 6,799.04 × 2,688.65
  4. Step 4: Simplify right side
    4,926.80x = 18,280,225.45
  5. Step 5: Solve for x
    x = 18,280,225.45/4,926.80
  6. Step 6: Final answer
    x = 3,710.36

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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.