Home / 1,727.10-2,586.51-945.93

Finding the Fourth Proportional to 1,727.10, 2,586.51 and 945.93

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Solution

The fourth proportional to 1,727.10, 2,586.51 and 945.93 is: 1,416.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,727.10 : 2,586.51 = 945.93 : x
  2. Step 2: Convert to fraction form
    1,727.10/2,586.51 = 945.93/x
  3. Step 3: Cross multiply
    1,727.10x = 2,586.51 × 945.93
  4. Step 4: Simplify right side
    1,727.10x = 2,446,657.40
  5. Step 5: Solve for x
    x = 2,446,657.40/1,727.10
  6. Step 6: Final answer
    x = 1,416.63

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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.