Home / 8,333.16-12,490.62-6,257.34

Finding the Fourth Proportional to 8,333.16, 12,490.62 and 6,257.34

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Solution

The fourth proportional to 8,333.16, 12,490.62 and 6,257.34 is: 9,379.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,333.16 : 12,490.62 = 6,257.34 : x
  2. Step 2: Convert to fraction form
    8,333.16/12,490.62 = 6,257.34/x
  3. Step 3: Cross multiply
    8,333.16x = 12,490.62 × 6,257.34
  4. Step 4: Simplify right side
    8,333.16x = 78,158,056.15
  5. Step 5: Solve for x
    x = 78,158,056.15/8,333.16
  6. Step 6: Final answer
    x = 9,379.16

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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.