Home / 3,045.50-4,202.58-1,718.94

Finding the Fourth Proportional to 3,045.50, 4,202.58 and 1,718.94

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Solution

The fourth proportional to 3,045.50, 4,202.58 and 1,718.94 is: 2,372.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,045.50 : 4,202.58 = 1,718.94 : x
  2. Step 2: Convert to fraction form
    3,045.50/4,202.58 = 1,718.94/x
  3. Step 3: Cross multiply
    3,045.50x = 4,202.58 × 1,718.94
  4. Step 4: Simplify right side
    3,045.50x = 7,223,982.87
  5. Step 5: Solve for x
    x = 7,223,982.87/3,045.50
  6. Step 6: Final answer
    x = 2,372.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.