Home / 5,270.24-7,910.16-2,807.13

Finding the Fourth Proportional to 5,270.24, 7,910.16 and 2,807.13

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Solution

The fourth proportional to 5,270.24, 7,910.16 and 2,807.13 is: 4,213.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,270.24 : 7,910.16 = 2,807.13 : x
  2. Step 2: Convert to fraction form
    5,270.24/7,910.16 = 2,807.13/x
  3. Step 3: Cross multiply
    5,270.24x = 7,910.16 × 2,807.13
  4. Step 4: Simplify right side
    5,270.24x = 22,204,866.58
  5. Step 5: Solve for x
    x = 22,204,866.58/5,270.24
  6. Step 6: Final answer
    x = 4,213.25

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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.