Home / 9,989.98-14,977.38-6,040.39

Finding the Fourth Proportional to 9,989.98, 14,977.38 and 6,040.39

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Solution

The fourth proportional to 9,989.98, 14,977.38 and 6,040.39 is: 9,056.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,989.98 : 14,977.38 = 6,040.39 : x
  2. Step 2: Convert to fraction form
    9,989.98/14,977.38 = 6,040.39/x
  3. Step 3: Cross multiply
    9,989.98x = 14,977.38 × 6,040.39
  4. Step 4: Simplify right side
    9,989.98x = 90,469,216.38
  5. Step 5: Solve for x
    x = 90,469,216.38/9,989.98
  6. Step 6: Final answer
    x = 9,056.00

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1.5x scale

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.