Home / 9,050.30-13,580.02-5,105.96

Finding the Fourth Proportional to 9,050.30, 13,580.02 and 5,105.96

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Solution

The fourth proportional to 9,050.30, 13,580.02 and 5,105.96 is: 7,661.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,050.30 : 13,580.02 = 5,105.96 : x
  2. Step 2: Convert to fraction form
    9,050.30/13,580.02 = 5,105.96/x
  3. Step 3: Cross multiply
    9,050.30x = 13,580.02 × 5,105.96
  4. Step 4: Simplify right side
    9,050.30x = 69,339,038.92
  5. Step 5: Solve for x
    x = 69,339,038.92/9,050.30
  6. Step 6: Final answer
    x = 7,661.52

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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.