Home / 1,569.96-2,356.64-1,181.07

Finding the Fourth Proportional to 1,569.96, 2,356.64 and 1,181.07

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Solution

The fourth proportional to 1,569.96, 2,356.64 and 1,181.07 is: 1,772.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569.96 : 2,356.64 = 1,181.07 : x
  2. Step 2: Convert to fraction form
    1,569.96/2,356.64 = 1,181.07/x
  3. Step 3: Cross multiply
    1,569.96x = 2,356.64 × 1,181.07
  4. Step 4: Simplify right side
    1,569.96x = 2,783,356.80
  5. Step 5: Solve for x
    x = 2,783,356.80/1,569.96
  6. Step 6: Final answer
    x = 1,772.88

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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.