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Finding the Fourth Proportional to 5,503.64, 8,242.76 and 3,307.54

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Solution

The fourth proportional to 5,503.64, 8,242.76 and 3,307.54 is: 4,953.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,503.64 : 8,242.76 = 3,307.54 : x
  2. Step 2: Convert to fraction form
    5,503.64/8,242.76 = 3,307.54/x
  3. Step 3: Cross multiply
    5,503.64x = 8,242.76 × 3,307.54
  4. Step 4: Simplify right side
    5,503.64x = 27,263,258.41
  5. Step 5: Solve for x
    x = 27,263,258.41/5,503.64
  6. Step 6: Final answer
    x = 4,953.68

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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.