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Finding the Fourth Proportional to 6,335.40, 9,503.10 and 5,861.55

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Solution

The fourth proportional to 6,335.40, 9,503.10 and 5,861.55 is: 8,792.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,335.40 : 9,503.10 = 5,861.55 : x
  2. Step 2: Convert to fraction form
    6,335.40/9,503.10 = 5,861.55/x
  3. Step 3: Cross multiply
    6,335.40x = 9,503.10 × 5,861.55
  4. Step 4: Simplify right side
    6,335.40x = 55,702,895.81
  5. Step 5: Solve for x
    x = 55,702,895.81/6,335.40
  6. Step 6: Final answer
    x = 8,792.33

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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.