Home / 8,870.49-13,305.74-4,252.41

Finding the Fourth Proportional to 8,870.49, 13,305.74 and 4,252.41

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Solution

The fourth proportional to 8,870.49, 13,305.74 and 4,252.41 is: 6,378.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,870.49 : 13,305.74 = 4,252.41 : x
  2. Step 2: Convert to fraction form
    8,870.49/13,305.74 = 4,252.41/x
  3. Step 3: Cross multiply
    8,870.49x = 13,305.74 × 4,252.41
  4. Step 4: Simplify right side
    8,870.49x = 56,581,440.57
  5. Step 5: Solve for x
    x = 56,581,440.57/8,870.49
  6. Step 6: Final answer
    x = 6,378.62

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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.