Home / 8,401.74-11,596.38-4,866.90

Finding the Fourth Proportional to 8,401.74, 11,596.38 and 4,866.90

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Solution

The fourth proportional to 8,401.74, 11,596.38 and 4,866.90 is: 6,717.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,401.74 : 11,596.38 = 4,866.90 : x
  2. Step 2: Convert to fraction form
    8,401.74/11,596.38 = 4,866.90/x
  3. Step 3: Cross multiply
    8,401.74x = 11,596.38 × 4,866.90
  4. Step 4: Simplify right side
    8,401.74x = 56,438,421.82
  5. Step 5: Solve for x
    x = 56,438,421.82/8,401.74
  6. Step 6: Final answer
    x = 6,717.47

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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.