Home / 2,603.30-3,904.94-1,877.49

Finding the Fourth Proportional to 2,603.30, 3,904.94 and 1,877.49

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Solution

The fourth proportional to 2,603.30, 3,904.94 and 1,877.49 is: 2,816.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,603.30 : 3,904.94 = 1,877.49 : x
  2. Step 2: Convert to fraction form
    2,603.30/3,904.94 = 1,877.49/x
  3. Step 3: Cross multiply
    2,603.30x = 3,904.94 × 1,877.49
  4. Step 4: Simplify right side
    2,603.30x = 7,331,485.80
  5. Step 5: Solve for x
    x = 7,331,485.80/2,603.30
  6. Step 6: Final answer
    x = 2,816.23

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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.