Home / 2,426.96-3,350.76-2,118.08

Finding the Fourth Proportional to 2,426.96, 3,350.76 and 2,118.08

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Solution

The fourth proportional to 2,426.96, 3,350.76 and 2,118.08 is: 2,924.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,426.96 : 3,350.76 = 2,118.08 : x
  2. Step 2: Convert to fraction form
    2,426.96/3,350.76 = 2,118.08/x
  3. Step 3: Cross multiply
    2,426.96x = 3,350.76 × 2,118.08
  4. Step 4: Simplify right side
    2,426.96x = 7,097,177.74
  5. Step 5: Solve for x
    x = 7,097,177.74/2,426.96
  6. Step 6: Final answer
    x = 2,924.31

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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.