Home / 8,166.93-12,235.77-4,653.15

Finding the Fourth Proportional to 8,166.93, 12,235.77 and 4,653.15

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Solution

The fourth proportional to 8,166.93, 12,235.77 and 4,653.15 is: 6,971.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,166.93 : 12,235.77 = 4,653.15 : x
  2. Step 2: Convert to fraction form
    8,166.93/12,235.77 = 4,653.15/x
  3. Step 3: Cross multiply
    8,166.93x = 12,235.77 × 4,653.15
  4. Step 4: Simplify right side
    8,166.93x = 56,934,873.18
  5. Step 5: Solve for x
    x = 56,934,873.18/8,166.93
  6. Step 6: Final answer
    x = 6,971.39

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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.