Home / 7,195.32-9,930.45-4,051.50

Finding the Fourth Proportional to 7,195.32, 9,930.45 and 4,051.50

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Solution

The fourth proportional to 7,195.32, 9,930.45 and 4,051.50 is: 5,591.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,195.32 : 9,930.45 = 4,051.50 : x
  2. Step 2: Convert to fraction form
    7,195.32/9,930.45 = 4,051.50/x
  3. Step 3: Cross multiply
    7,195.32x = 9,930.45 × 4,051.50
  4. Step 4: Simplify right side
    7,195.32x = 40,233,218.18
  5. Step 5: Solve for x
    x = 40,233,218.18/7,195.32
  6. Step 6: Final answer
    x = 5,591.58

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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.