Home / 9,890.70-14,836.06-3,652.08

Finding the Fourth Proportional to 9,890.70, 14,836.06 and 3,652.08

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Solution

The fourth proportional to 9,890.70, 14,836.06 and 3,652.08 is: 5,478.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,890.70 : 14,836.06 = 3,652.08 : x
  2. Step 2: Convert to fraction form
    9,890.70/14,836.06 = 3,652.08/x
  3. Step 3: Cross multiply
    9,890.70x = 14,836.06 × 3,652.08
  4. Step 4: Simplify right side
    9,890.70x = 54,182,478.00
  5. Step 5: Solve for x
    x = 54,182,478.00/9,890.70
  6. Step 6: Final answer
    x = 5,478.12

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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.