Home / 3,603.18-4,972.39-2,031.27

Finding the Fourth Proportional to 3,603.18, 4,972.39 and 2,031.27

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Solution

The fourth proportional to 3,603.18, 4,972.39 and 2,031.27 is: 2,803.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,603.18 : 4,972.39 = 2,031.27 : x
  2. Step 2: Convert to fraction form
    3,603.18/4,972.39 = 2,031.27/x
  3. Step 3: Cross multiply
    3,603.18x = 4,972.39 × 2,031.27
  4. Step 4: Simplify right side
    3,603.18x = 10,100,266.64
  5. Step 5: Solve for x
    x = 10,100,266.64/3,603.18
  6. Step 6: Final answer
    x = 2,803.15

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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.