Home / 3,307.32-4,563.68-1,815.14

Finding the Fourth Proportional to 3,307.32, 4,563.68 and 1,815.14

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Solution

The fourth proportional to 3,307.32, 4,563.68 and 1,815.14 is: 2,504.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,307.32 : 4,563.68 = 1,815.14 : x
  2. Step 2: Convert to fraction form
    3,307.32/4,563.68 = 1,815.14/x
  3. Step 3: Cross multiply
    3,307.32x = 4,563.68 × 1,815.14
  4. Step 4: Simplify right side
    3,307.32x = 8,283,720.45
  5. Step 5: Solve for x
    x = 8,283,720.45/3,307.32
  6. Step 6: Final answer
    x = 2,504.66

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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.