Home / 8,206.62-11,326.14-4,670.16

Finding the Fourth Proportional to 8,206.62, 11,326.14 and 4,670.16

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Solution

The fourth proportional to 8,206.62, 11,326.14 and 4,670.16 is: 6,445.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,206.62 : 11,326.14 = 4,670.16 : x
  2. Step 2: Convert to fraction form
    8,206.62/11,326.14 = 4,670.16/x
  3. Step 3: Cross multiply
    8,206.62x = 11,326.14 × 4,670.16
  4. Step 4: Simplify right side
    8,206.62x = 52,894,885.98
  5. Step 5: Solve for x
    x = 52,894,885.98/8,206.62
  6. Step 6: Final answer
    x = 6,445.39

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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.