Home / 8,495-11,723.10-4,770.20

Finding the Fourth Proportional to 8,495, 11,723.10 and 4,770.20

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Solution

The fourth proportional to 8,495, 11,723.10 and 4,770.20 is: 6,582.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,495 : 11,723.10 = 4,770.20 : x
  2. Step 2: Convert to fraction form
    8,495/11,723.10 = 4,770.20/x
  3. Step 3: Cross multiply
    8,495x = 11,723.10 × 4,770.20
  4. Step 4: Simplify right side
    8,495x = 55,921,531.62
  5. Step 5: Solve for x
    x = 55,921,531.62/8,495
  6. Step 6: Final answer
    x = 6,582.88

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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.