Home / 4,805.12-7,206.72-1,341.44

Finding the Fourth Proportional to 4,805.12, 7,206.72 and 1,341.44

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Solution

The fourth proportional to 4,805.12, 7,206.72 and 1,341.44 is: 2,011.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,805.12 : 7,206.72 = 1,341.44 : x
  2. Step 2: Convert to fraction form
    4,805.12/7,206.72 = 1,341.44/x
  3. Step 3: Cross multiply
    4,805.12x = 7,206.72 × 1,341.44
  4. Step 4: Simplify right side
    4,805.12x = 9,667,382.48
  5. Step 5: Solve for x
    x = 9,667,382.48/4,805.12
  6. Step 6: Final answer
    x = 2,011.89

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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.