Home / 8,416.28-12,624.56-2,572.94

Finding the Fourth Proportional to 8,416.28, 12,624.56 and 2,572.94

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Solution

The fourth proportional to 8,416.28, 12,624.56 and 2,572.94 is: 3,859.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,416.28 : 12,624.56 = 2,572.94 : x
  2. Step 2: Convert to fraction form
    8,416.28/12,624.56 = 2,572.94/x
  3. Step 3: Cross multiply
    8,416.28x = 12,624.56 × 2,572.94
  4. Step 4: Simplify right side
    8,416.28x = 32,482,235.41
  5. Step 5: Solve for x
    x = 32,482,235.41/8,416.28
  6. Step 6: Final answer
    x = 3,859.45

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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.