Home / 8,990.30-13,490.00-6,062.45

Finding the Fourth Proportional to 8,990.30, 13,490.00 and 6,062.45

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Solution

The fourth proportional to 8,990.30, 13,490.00 and 6,062.45 is: 9,096.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,990.30 : 13,490.00 = 6,062.45 : x
  2. Step 2: Convert to fraction form
    8,990.30/13,490.00 = 6,062.45/x
  3. Step 3: Cross multiply
    8,990.30x = 13,490.00 × 6,062.45
  4. Step 4: Simplify right side
    8,990.30x = 81,782,352.74
  5. Step 5: Solve for x
    x = 81,782,352.74/8,990.30
  6. Step 6: Final answer
    x = 9,096.74

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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.