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Finding the Fourth Proportional to 8,355.03, 11,526.72 and 4,770.19

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Solution

The fourth proportional to 8,355.03, 11,526.72 and 4,770.19 is: 6,581.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,355.03 : 11,526.72 = 4,770.19 : x
  2. Step 2: Convert to fraction form
    8,355.03/11,526.72 = 4,770.19/x
  3. Step 3: Cross multiply
    8,355.03x = 11,526.72 × 4,770.19
  4. Step 4: Simplify right side
    8,355.03x = 54,984,644.48
  5. Step 5: Solve for x
    x = 54,984,644.48/8,355.03
  6. Step 6: Final answer
    x = 6,581.02

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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.