Home / 6,631.56-9,151.68-4,274.52

Finding the Fourth Proportional to 6,631.56, 9,151.68 and 4,274.52

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Solution

The fourth proportional to 6,631.56, 9,151.68 and 4,274.52 is: 5,898.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,631.56 : 9,151.68 = 4,274.52 : x
  2. Step 2: Convert to fraction form
    6,631.56/9,151.68 = 4,274.52/x
  3. Step 3: Cross multiply
    6,631.56x = 9,151.68 × 4,274.52
  4. Step 4: Simplify right side
    6,631.56x = 39,119,039.19
  5. Step 5: Solve for x
    x = 39,119,039.19/6,631.56
  6. Step 6: Final answer
    x = 5,898.92

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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.