Home / 2,926.66-4,039.75-2,330.24

Finding the Fourth Proportional to 2,926.66, 4,039.75 and 2,330.24

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Solution

The fourth proportional to 2,926.66, 4,039.75 and 2,330.24 is: 3,216.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,926.66 : 4,039.75 = 2,330.24 : x
  2. Step 2: Convert to fraction form
    2,926.66/4,039.75 = 2,330.24/x
  3. Step 3: Cross multiply
    2,926.66x = 4,039.75 × 2,330.24
  4. Step 4: Simplify right side
    2,926.66x = 9,413,587.04
  5. Step 5: Solve for x
    x = 9,413,587.04/2,926.66
  6. Step 6: Final answer
    x = 3,216.49

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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.