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Finding the Fourth Proportional to 6,355.04, 8,769.88 and 3,560.48

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Solution

The fourth proportional to 6,355.04, 8,769.88 and 3,560.48 is: 4,913.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,355.04 : 8,769.88 = 3,560.48 : x
  2. Step 2: Convert to fraction form
    6,355.04/8,769.88 = 3,560.48/x
  3. Step 3: Cross multiply
    6,355.04x = 8,769.88 × 3,560.48
  4. Step 4: Simplify right side
    6,355.04x = 31,224,982.34
  5. Step 5: Solve for x
    x = 31,224,982.34/6,355.04
  6. Step 6: Final answer
    x = 4,913.42

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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.