Home / 2,424.48-3,637.08-1,191.72

Finding the Fourth Proportional to 2,424.48, 3,637.08 and 1,191.72

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Solution

The fourth proportional to 2,424.48, 3,637.08 and 1,191.72 is: 1,787.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,424.48 : 3,637.08 = 1,191.72 : x
  2. Step 2: Convert to fraction form
    2,424.48/3,637.08 = 1,191.72/x
  3. Step 3: Cross multiply
    2,424.48x = 3,637.08 × 1,191.72
  4. Step 4: Simplify right side
    2,424.48x = 4,334,380.98
  5. Step 5: Solve for x
    x = 4,334,380.98/2,424.48
  6. Step 6: Final answer
    x = 1,787.76

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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.