Home / 8,488.45-12,732.63-4,617.46

Finding the Fourth Proportional to 8,488.45, 12,732.63 and 4,617.46

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Solution

The fourth proportional to 8,488.45, 12,732.63 and 4,617.46 is: 6,926.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,488.45 : 12,732.63 = 4,617.46 : x
  2. Step 2: Convert to fraction form
    8,488.45/12,732.63 = 4,617.46/x
  3. Step 3: Cross multiply
    8,488.45x = 12,732.63 × 4,617.46
  4. Step 4: Simplify right side
    8,488.45x = 58,792,409.72
  5. Step 5: Solve for x
    x = 58,792,409.72/8,488.45
  6. Step 6: Final answer
    x = 6,926.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.