Home / 10,318.02-15,477.04-3,744.20

Finding the Fourth Proportional to 10,318.02, 15,477.04 and 3,744.20

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Solution

The fourth proportional to 10,318.02, 15,477.04 and 3,744.20 is: 5,616.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,318.02 : 15,477.04 = 3,744.20 : x
  2. Step 2: Convert to fraction form
    10,318.02/15,477.04 = 3,744.20/x
  3. Step 3: Cross multiply
    10,318.02x = 15,477.04 × 3,744.20
  4. Step 4: Simplify right side
    10,318.02x = 57,949,133.17
  5. Step 5: Solve for x
    x = 57,949,133.17/10,318.02
  6. Step 6: Final answer
    x = 5,616.30

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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.