Home / 8,675.15-11,971.77-4,846.79

Finding the Fourth Proportional to 8,675.15, 11,971.77 and 4,846.79

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Solution

The fourth proportional to 8,675.15, 11,971.77 and 4,846.79 is: 6,688.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,675.15 : 11,971.77 = 4,846.79 : x
  2. Step 2: Convert to fraction form
    8,675.15/11,971.77 = 4,846.79/x
  3. Step 3: Cross multiply
    8,675.15x = 11,971.77 × 4,846.79
  4. Step 4: Simplify right side
    8,675.15x = 58,024,655.12
  5. Step 5: Solve for x
    x = 58,024,655.12/8,675.15
  6. Step 6: Final answer
    x = 6,688.61

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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.