Home / 8,050.02-11,115.45-5,399.70

Finding the Fourth Proportional to 8,050.02, 11,115.45 and 5,399.70

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Solution

The fourth proportional to 8,050.02, 11,115.45 and 5,399.70 is: 7,455.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,050.02 : 11,115.45 = 5,399.70 : x
  2. Step 2: Convert to fraction form
    8,050.02/11,115.45 = 5,399.70/x
  3. Step 3: Cross multiply
    8,050.02x = 11,115.45 × 5,399.70
  4. Step 4: Simplify right side
    8,050.02x = 60,020,095.37
  5. Step 5: Solve for x
    x = 60,020,095.37/8,050.02
  6. Step 6: Final answer
    x = 7,455.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.