Home / 4,926.32-6,798.20-2,688.28

Finding the Fourth Proportional to 4,926.32, 6,798.20 and 2,688.28

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Solution

The fourth proportional to 4,926.32, 6,798.20 and 2,688.28 is: 3,709.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,926.32 : 6,798.20 = 2,688.28 : x
  2. Step 2: Convert to fraction form
    4,926.32/6,798.20 = 2,688.28/x
  3. Step 3: Cross multiply
    4,926.32x = 6,798.20 × 2,688.28
  4. Step 4: Simplify right side
    4,926.32x = 18,275,465.10
  5. Step 5: Solve for x
    x = 18,275,465.10/4,926.32
  6. Step 6: Final answer
    x = 3,709.76

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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.