Home / 3,603.02-4,971.87-2,031.50

Finding the Fourth Proportional to 3,603.02, 4,971.87 and 2,031.50

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Solution

The fourth proportional to 3,603.02, 4,971.87 and 2,031.50 is: 2,803.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,603.02 : 4,971.87 = 2,031.50 : x
  2. Step 2: Convert to fraction form
    3,603.02/4,971.87 = 2,031.50/x
  3. Step 3: Cross multiply
    3,603.02x = 4,971.87 × 2,031.50
  4. Step 4: Simplify right side
    3,603.02x = 10,100,353.91
  5. Step 5: Solve for x
    x = 10,100,353.91/3,603.02
  6. Step 6: Final answer
    x = 2,803.30

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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.