Home / 4,926.64-6,798.71-2,688.55

Finding the Fourth Proportional to 4,926.64, 6,798.71 and 2,688.55

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Solution

The fourth proportional to 4,926.64, 6,798.71 and 2,688.55 is: 3,710.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,926.64 : 6,798.71 = 2,688.55 : x
  2. Step 2: Convert to fraction form
    4,926.64/6,798.71 = 2,688.55/x
  3. Step 3: Cross multiply
    4,926.64x = 6,798.71 × 2,688.55
  4. Step 4: Simplify right side
    4,926.64x = 18,278,675.32
  5. Step 5: Solve for x
    x = 18,278,675.32/4,926.64
  6. Step 6: Final answer
    x = 3,710.17

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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.