Home / 3,039.50-4,551.35-2,603.55

Finding the Fourth Proportional to 3,039.50, 4,551.35 and 2,603.55

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Solution

The fourth proportional to 3,039.50, 4,551.35 and 2,603.55 is: 3,898.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,039.50 : 4,551.35 = 2,603.55 : x
  2. Step 2: Convert to fraction form
    3,039.50/4,551.35 = 2,603.55/x
  3. Step 3: Cross multiply
    3,039.50x = 4,551.35 × 2,603.55
  4. Step 4: Simplify right side
    3,039.50x = 11,849,654.27
  5. Step 5: Solve for x
    x = 11,849,654.27/3,039.50
  6. Step 6: Final answer
    x = 3,898.55

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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.