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Finding the Fourth Proportional to 6,348.57, 9,503.64 and 5,763.57

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Solution

The fourth proportional to 6,348.57, 9,503.64 and 5,763.57 is: 8,627.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,348.57 : 9,503.64 = 5,763.57 : x
  2. Step 2: Convert to fraction form
    6,348.57/9,503.64 = 5,763.57/x
  3. Step 3: Cross multiply
    6,348.57x = 9,503.64 × 5,763.57
  4. Step 4: Simplify right side
    6,348.57x = 54,774,894.39
  5. Step 5: Solve for x
    x = 54,774,894.39/6,348.57
  6. Step 6: Final answer
    x = 8,627.91

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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.