Home / 5,205.59-7,184.21-2,848.08

Finding the Fourth Proportional to 5,205.59, 7,184.21 and 2,848.08

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Solution

The fourth proportional to 5,205.59, 7,184.21 and 2,848.08 is: 3,930.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,205.59 : 7,184.21 = 2,848.08 : x
  2. Step 2: Convert to fraction form
    5,205.59/7,184.21 = 2,848.08/x
  3. Step 3: Cross multiply
    5,205.59x = 7,184.21 × 2,848.08
  4. Step 4: Simplify right side
    5,205.59x = 20,461,208.54
  5. Step 5: Solve for x
    x = 20,461,208.54/5,205.59
  6. Step 6: Final answer
    x = 3,930.62

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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.