Home / 1,773.09-2,660.85-1,697.76

Finding the Fourth Proportional to 1,773.09, 2,660.85 and 1,697.76

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Solution

The fourth proportional to 1,773.09, 2,660.85 and 1,697.76 is: 2,547.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,773.09 : 2,660.85 = 1,697.76 : x
  2. Step 2: Convert to fraction form
    1,773.09/2,660.85 = 1,697.76/x
  3. Step 3: Cross multiply
    1,773.09x = 2,660.85 × 1,697.76
  4. Step 4: Simplify right side
    1,773.09x = 4,517,484.70
  5. Step 5: Solve for x
    x = 4,517,484.70/1,773.09
  6. Step 6: Final answer
    x = 2,547.80

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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.