Home / 1,737.11-2,603.85-1,122.12

Finding the Fourth Proportional to 1,737.11, 2,603.85 and 1,122.12

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Solution

The fourth proportional to 1,737.11, 2,603.85 and 1,122.12 is: 1,682.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,737.11 : 2,603.85 = 1,122.12 : x
  2. Step 2: Convert to fraction form
    1,737.11/2,603.85 = 1,122.12/x
  3. Step 3: Cross multiply
    1,737.11x = 2,603.85 × 1,122.12
  4. Step 4: Simplify right side
    1,737.11x = 2,921,827.95
  5. Step 5: Solve for x
    x = 2,921,827.95/1,737.11
  6. Step 6: Final answer
    x = 1,682.00

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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.