Home / 5,206.16-7,184.60-2,848.30

Finding the Fourth Proportional to 5,206.16, 7,184.60 and 2,848.30

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Solution

The fourth proportional to 5,206.16, 7,184.60 and 2,848.30 is: 3,930.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,206.16 : 7,184.60 = 2,848.30 : x
  2. Step 2: Convert to fraction form
    5,206.16/7,184.60 = 2,848.30/x
  3. Step 3: Cross multiply
    5,206.16x = 7,184.60 × 2,848.30
  4. Step 4: Simplify right side
    5,206.16x = 20,463,874.66
  5. Step 5: Solve for x
    x = 20,463,874.66/5,206.16
  6. Step 6: Final answer
    x = 3,930.71

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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.