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Finding the Fourth Proportional to 8,994.34, 13,489.08 and 4,613.05

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Solution

The fourth proportional to 8,994.34, 13,489.08 and 4,613.05 is: 6,918.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,994.34 : 13,489.08 = 4,613.05 : x
  2. Step 2: Convert to fraction form
    8,994.34/13,489.08 = 4,613.05/x
  3. Step 3: Cross multiply
    8,994.34x = 13,489.08 × 4,613.05
  4. Step 4: Simplify right side
    8,994.34x = 62,225,826.00
  5. Step 5: Solve for x
    x = 62,225,826.00/8,994.34
  6. Step 6: Final answer
    x = 6,918.33

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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.