Home / 2,207.10-3,043.50-1,646.68

Finding the Fourth Proportional to 2,207.10, 3,043.50 and 1,646.68

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Solution

The fourth proportional to 2,207.10, 3,043.50 and 1,646.68 is: 2,270.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,207.10 : 3,043.50 = 1,646.68 : x
  2. Step 2: Convert to fraction form
    2,207.10/3,043.50 = 1,646.68/x
  3. Step 3: Cross multiply
    2,207.10x = 3,043.50 × 1,646.68
  4. Step 4: Simplify right side
    2,207.10x = 5,011,667.13
  5. Step 5: Solve for x
    x = 5,011,667.13/2,207.10
  6. Step 6: Final answer
    x = 2,270.70

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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.