Home / 6,631.77-9,945.21-1,950.57

Finding the Fourth Proportional to 6,631.77, 9,945.21 and 1,950.57

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Solution

The fourth proportional to 6,631.77, 9,945.21 and 1,950.57 is: 2,925.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,631.77 : 9,945.21 = 1,950.57 : x
  2. Step 2: Convert to fraction form
    6,631.77/9,945.21 = 1,950.57/x
  3. Step 3: Cross multiply
    6,631.77x = 9,945.21 × 1,950.57
  4. Step 4: Simplify right side
    6,631.77x = 19,398,828.27
  5. Step 5: Solve for x
    x = 19,398,828.27/6,631.77
  6. Step 6: Final answer
    x = 2,925.14

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Similar ratio
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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.