Home / 8,396.16-11,590.56-6,158.16

Finding the Fourth Proportional to 8,396.16, 11,590.56 and 6,158.16

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Solution

The fourth proportional to 8,396.16, 11,590.56 and 6,158.16 is: 8,501.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,396.16 : 11,590.56 = 6,158.16 : x
  2. Step 2: Convert to fraction form
    8,396.16/11,590.56 = 6,158.16/x
  3. Step 3: Cross multiply
    8,396.16x = 11,590.56 × 6,158.16
  4. Step 4: Simplify right side
    8,396.16x = 71,376,522.97
  5. Step 5: Solve for x
    x = 71,376,522.97/8,396.16
  6. Step 6: Final answer
    x = 8,501.09

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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.