Home / 2,943.60-4,417.83-2,637.42

Finding the Fourth Proportional to 2,943.60, 4,417.83 and 2,637.42

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Solution

The fourth proportional to 2,943.60, 4,417.83 and 2,637.42 is: 3,958.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943.60 : 4,417.83 = 2,637.42 : x
  2. Step 2: Convert to fraction form
    2,943.60/4,417.83 = 2,637.42/x
  3. Step 3: Cross multiply
    2,943.60x = 4,417.83 × 2,637.42
  4. Step 4: Simplify right side
    2,943.60x = 11,651,673.20
  5. Step 5: Solve for x
    x = 11,651,673.20/2,943.60
  6. Step 6: Final answer
    x = 3,958.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.