Home / 10,425.02-15,639.98-3,029.64

Finding the Fourth Proportional to 10,425.02, 15,639.98 and 3,029.64

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Solution

The fourth proportional to 10,425.02, 15,639.98 and 3,029.64 is: 4,545.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,425.02 : 15,639.98 = 3,029.64 : x
  2. Step 2: Convert to fraction form
    10,425.02/15,639.98 = 3,029.64/x
  3. Step 3: Cross multiply
    10,425.02x = 15,639.98 × 3,029.64
  4. Step 4: Simplify right side
    10,425.02x = 47,383,509.01
  5. Step 5: Solve for x
    x = 47,383,509.01/10,425.02
  6. Step 6: Final answer
    x = 4,545.17

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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.