Home / 8,456.98-11,670.66-4,680.41

Finding the Fourth Proportional to 8,456.98, 11,670.66 and 4,680.41

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Solution

The fourth proportional to 8,456.98, 11,670.66 and 4,680.41 is: 6,458.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,456.98 : 11,670.66 = 4,680.41 : x
  2. Step 2: Convert to fraction form
    8,456.98/11,670.66 = 4,680.41/x
  3. Step 3: Cross multiply
    8,456.98x = 11,670.66 × 4,680.41
  4. Step 4: Simplify right side
    8,456.98x = 54,623,459.18
  5. Step 5: Solve for x
    x = 54,623,459.18/8,456.98
  6. Step 6: Final answer
    x = 6,458.98

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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.