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Finding the Fourth Proportional to 6,310, 9,465.72 and 3,232.72

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Solution

The fourth proportional to 6,310, 9,465.72 and 3,232.72 is: 4,849.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,310 : 9,465.72 = 3,232.72 : x
  2. Step 2: Convert to fraction form
    6,310/9,465.72 = 3,232.72/x
  3. Step 3: Cross multiply
    6,310x = 9,465.72 × 3,232.72
  4. Step 4: Simplify right side
    6,310x = 30,600,022.36
  5. Step 5: Solve for x
    x = 30,600,022.36/6,310
  6. Step 6: Final answer
    x = 4,849.45

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Double scale
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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.