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Finding the Fourth Proportional to 6,336.48, 8,733.30 and 5,448.72

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Solution

The fourth proportional to 6,336.48, 8,733.30 and 5,448.72 is: 7,509.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,336.48 : 8,733.30 = 5,448.72 : x
  2. Step 2: Convert to fraction form
    6,336.48/8,733.30 = 5,448.72/x
  3. Step 3: Cross multiply
    6,336.48x = 8,733.30 × 5,448.72
  4. Step 4: Simplify right side
    6,336.48x = 47,585,306.38
  5. Step 5: Solve for x
    x = 47,585,306.38/6,336.48
  6. Step 6: Final answer
    x = 7,509.74

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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.