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Finding the Fourth Proportional to 1,711.94, 2,565.95 and 1,404.41

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Solution

The fourth proportional to 1,711.94, 2,565.95 and 1,404.41 is: 2,105.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711.94 : 2,565.95 = 1,404.41 : x
  2. Step 2: Convert to fraction form
    1,711.94/2,565.95 = 1,404.41/x
  3. Step 3: Cross multiply
    1,711.94x = 2,565.95 × 1,404.41
  4. Step 4: Simplify right side
    1,711.94x = 3,603,625.99
  5. Step 5: Solve for x
    x = 3,603,625.99/1,711.94
  6. Step 6: Final answer
    x = 2,105.00

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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.