Home / 10,629.45-15,943.56-4,056.30

Finding the Fourth Proportional to 10,629.45, 15,943.56 and 4,056.30

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Solution

The fourth proportional to 10,629.45, 15,943.56 and 4,056.30 is: 6,084.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,629.45 : 15,943.56 = 4,056.30 : x
  2. Step 2: Convert to fraction form
    10,629.45/15,943.56 = 4,056.30/x
  3. Step 3: Cross multiply
    10,629.45x = 15,943.56 × 4,056.30
  4. Step 4: Simplify right side
    10,629.45x = 64,671,862.43
  5. Step 5: Solve for x
    x = 64,671,862.43/10,629.45
  6. Step 6: Final answer
    x = 6,084.22

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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.