Home / 3,603.30-4,972.47-2,031.39

Finding the Fourth Proportional to 3,603.30, 4,972.47 and 2,031.39

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Solution

The fourth proportional to 3,603.30, 4,972.47 and 2,031.39 is: 2,803.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,603.30 : 4,972.47 = 2,031.39 : x
  2. Step 2: Convert to fraction form
    3,603.30/4,972.47 = 2,031.39/x
  3. Step 3: Cross multiply
    3,603.30x = 4,972.47 × 2,031.39
  4. Step 4: Simplify right side
    3,603.30x = 10,101,025.83
  5. Step 5: Solve for x
    x = 10,101,025.83/3,603.30
  6. Step 6: Final answer
    x = 2,803.27

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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.