Home / 4,926.36-6,798.16-2,688.20

Finding the Fourth Proportional to 4,926.36, 6,798.16 and 2,688.20

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Solution

The fourth proportional to 4,926.36, 6,798.16 and 2,688.20 is: 3,709.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,926.36 : 6,798.16 = 2,688.20 : x
  2. Step 2: Convert to fraction form
    4,926.36/6,798.16 = 2,688.20/x
  3. Step 3: Cross multiply
    4,926.36x = 6,798.16 × 2,688.20
  4. Step 4: Simplify right side
    4,926.36x = 18,274,813.71
  5. Step 5: Solve for x
    x = 18,274,813.71/4,926.36
  6. Step 6: Final answer
    x = 3,709.60

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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.