Home / 8,424.17-12,632.59-4,474.58

Finding the Fourth Proportional to 8,424.17, 12,632.59 and 4,474.58

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Solution

The fourth proportional to 8,424.17, 12,632.59 and 4,474.58 is: 6,709.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,424.17 : 12,632.59 = 4,474.58 : x
  2. Step 2: Convert to fraction form
    8,424.17/12,632.59 = 4,474.58/x
  3. Step 3: Cross multiply
    8,424.17x = 12,632.59 × 4,474.58
  4. Step 4: Simplify right side
    8,424.17x = 56,525,476.99
  5. Step 5: Solve for x
    x = 56,525,476.99/8,424.17
  6. Step 6: Final answer
    x = 6,709.92

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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.