Home / 8,004.06-11,050.47-5,490.30

Finding the Fourth Proportional to 8,004.06, 11,050.47 and 5,490.30

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Solution

The fourth proportional to 8,004.06, 11,050.47 and 5,490.30 is: 7,579.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,004.06 : 11,050.47 = 5,490.30 : x
  2. Step 2: Convert to fraction form
    8,004.06/11,050.47 = 5,490.30/x
  3. Step 3: Cross multiply
    8,004.06x = 11,050.47 × 5,490.30
  4. Step 4: Simplify right side
    8,004.06x = 60,670,395.44
  5. Step 5: Solve for x
    x = 60,670,395.44/8,004.06
  6. Step 6: Final answer
    x = 7,579.95

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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.