Home / 10,358.44-14,285.20-6,770.12

Finding the Fourth Proportional to 10,358.44, 14,285.20 and 6,770.12

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Solution

The fourth proportional to 10,358.44, 14,285.20 and 6,770.12 is: 9,336.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,358.44 : 14,285.20 = 6,770.12 : x
  2. Step 2: Convert to fraction form
    10,358.44/14,285.20 = 6,770.12/x
  3. Step 3: Cross multiply
    10,358.44x = 14,285.20 × 6,770.12
  4. Step 4: Simplify right side
    10,358.44x = 96,712,518.22
  5. Step 5: Solve for x
    x = 96,712,518.22/10,358.44
  6. Step 6: Final answer
    x = 9,336.59

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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.