Home / 8,972.49-13,457.15-2,730.99

Finding the Fourth Proportional to 8,972.49, 13,457.15 and 2,730.99

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Solution

The fourth proportional to 8,972.49, 13,457.15 and 2,730.99 is: 4,096.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,972.49 : 13,457.15 = 2,730.99 : x
  2. Step 2: Convert to fraction form
    8,972.49/13,457.15 = 2,730.99/x
  3. Step 3: Cross multiply
    8,972.49x = 13,457.15 × 2,730.99
  4. Step 4: Simplify right side
    8,972.49x = 36,751,328.42
  5. Step 5: Solve for x
    x = 36,751,328.42/8,972.49
  6. Step 6: Final answer
    x = 4,096.00

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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.