Home / 3,307.03-4,560.68-2,189.10

Finding the Fourth Proportional to 3,307.03, 4,560.68 and 2,189.10

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Solution

The fourth proportional to 3,307.03, 4,560.68 and 2,189.10 is: 3,018.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,307.03 : 4,560.68 = 2,189.10 : x
  2. Step 2: Convert to fraction form
    3,307.03/4,560.68 = 2,189.10/x
  3. Step 3: Cross multiply
    3,307.03x = 4,560.68 × 2,189.10
  4. Step 4: Simplify right side
    3,307.03x = 9,983,784.59
  5. Step 5: Solve for x
    x = 9,983,784.59/3,307.03
  6. Step 6: Final answer
    x = 3,018.96

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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.