Home / 4,805.30-7,206.86-2,205.74

Finding the Fourth Proportional to 4,805.30, 7,206.86 and 2,205.74

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Solution

The fourth proportional to 4,805.30, 7,206.86 and 2,205.74 is: 3,308.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,805.30 : 7,206.86 = 2,205.74 : x
  2. Step 2: Convert to fraction form
    4,805.30/7,206.86 = 2,205.74/x
  3. Step 3: Cross multiply
    4,805.30x = 7,206.86 × 2,205.74
  4. Step 4: Simplify right side
    4,805.30x = 15,896,459.38
  5. Step 5: Solve for x
    x = 15,896,459.38/4,805.30
  6. Step 6: Final answer
    x = 3,308.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.