Home / 3,197.79-4,411.08-2,203.02

Finding the Fourth Proportional to 3,197.79, 4,411.08 and 2,203.02

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Solution

The fourth proportional to 3,197.79, 4,411.08 and 2,203.02 is: 3,038.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,197.79 : 4,411.08 = 2,203.02 : x
  2. Step 2: Convert to fraction form
    3,197.79/4,411.08 = 2,203.02/x
  3. Step 3: Cross multiply
    3,197.79x = 4,411.08 × 2,203.02
  4. Step 4: Simplify right side
    3,197.79x = 9,717,697.46
  5. Step 5: Solve for x
    x = 9,717,697.46/3,197.79
  6. Step 6: Final answer
    x = 3,038.88

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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.