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Finding the Fourth Proportional to 6,709.43, 9,258.91 and 4,056.89

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Solution

The fourth proportional to 6,709.43, 9,258.91 and 4,056.89 is: 5,598.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,709.43 : 9,258.91 = 4,056.89 : x
  2. Step 2: Convert to fraction form
    6,709.43/9,258.91 = 4,056.89/x
  3. Step 3: Cross multiply
    6,709.43x = 9,258.91 × 4,056.89
  4. Step 4: Simplify right side
    6,709.43x = 37,562,322.95
  5. Step 5: Solve for x
    x = 37,562,322.95/6,709.43
  6. Step 6: Final answer
    x = 5,598.44

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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.