Home / 8,202.69-11,320.08-4,618.88

Finding the Fourth Proportional to 8,202.69, 11,320.08 and 4,618.88

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Solution

The fourth proportional to 8,202.69, 11,320.08 and 4,618.88 is: 6,374.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,202.69 : 11,320.08 = 4,618.88 : x
  2. Step 2: Convert to fraction form
    8,202.69/11,320.08 = 4,618.88/x
  3. Step 3: Cross multiply
    8,202.69x = 11,320.08 × 4,618.88
  4. Step 4: Simplify right side
    8,202.69x = 52,286,068.02
  5. Step 5: Solve for x
    x = 52,286,068.02/8,202.69
  6. Step 6: Final answer
    x = 6,374.26

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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.