Home / 8,397.96-11,582.82-6,626.04

Finding the Fourth Proportional to 8,397.96, 11,582.82 and 6,626.04

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Solution

The fourth proportional to 8,397.96, 11,582.82 and 6,626.04 is: 9,138.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,397.96 : 11,582.82 = 6,626.04 : x
  2. Step 2: Convert to fraction form
    8,397.96/11,582.82 = 6,626.04/x
  3. Step 3: Cross multiply
    8,397.96x = 11,582.82 × 6,626.04
  4. Step 4: Simplify right side
    8,397.96x = 76,748,228.63
  5. Step 5: Solve for x
    x = 76,748,228.63/8,397.96
  6. Step 6: Final answer
    x = 9,138.91

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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.