Home / 7,270.90-10,930.65-6,201.70

Finding the Fourth Proportional to 7,270.90, 10,930.65 and 6,201.70

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Solution

The fourth proportional to 7,270.90, 10,930.65 and 6,201.70 is: 9,323.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,270.90 : 10,930.65 = 6,201.70 : x
  2. Step 2: Convert to fraction form
    7,270.90/10,930.65 = 6,201.70/x
  3. Step 3: Cross multiply
    7,270.90x = 10,930.65 × 6,201.70
  4. Step 4: Simplify right side
    7,270.90x = 67,788,612.11
  5. Step 5: Solve for x
    x = 67,788,612.11/7,270.90
  6. Step 6: Final answer
    x = 9,323.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.