Home / 8,463.84-11,679.30-4,686.93

Finding the Fourth Proportional to 8,463.84, 11,679.30 and 4,686.93

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Solution

The fourth proportional to 8,463.84, 11,679.30 and 4,686.93 is: 6,467.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,463.84 : 11,679.30 = 4,686.93 : x
  2. Step 2: Convert to fraction form
    8,463.84/11,679.30 = 4,686.93/x
  3. Step 3: Cross multiply
    8,463.84x = 11,679.30 × 4,686.93
  4. Step 4: Simplify right side
    8,463.84x = 54,740,061.55
  5. Step 5: Solve for x
    x = 54,740,061.55/8,463.84
  6. Step 6: Final answer
    x = 6,467.52

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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.