Home / 8,208.61-11,327.73-4,671.74

Finding the Fourth Proportional to 8,208.61, 11,327.73 and 4,671.74

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Solution

The fourth proportional to 8,208.61, 11,327.73 and 4,671.74 is: 6,446.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,208.61 : 11,327.73 = 4,671.74 : x
  2. Step 2: Convert to fraction form
    8,208.61/11,327.73 = 4,671.74/x
  3. Step 3: Cross multiply
    8,208.61x = 11,327.73 × 4,671.74
  4. Step 4: Simplify right side
    8,208.61x = 52,920,209.35
  5. Step 5: Solve for x
    x = 52,920,209.35/8,208.61
  6. Step 6: Final answer
    x = 6,446.91

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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.