Home / 8,039.30-11,095.56-4,684.05

Finding the Fourth Proportional to 8,039.30, 11,095.56 and 4,684.05

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Solution

The fourth proportional to 8,039.30, 11,095.56 and 4,684.05 is: 6,464.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,039.30 : 11,095.56 = 4,684.05 : x
  2. Step 2: Convert to fraction form
    8,039.30/11,095.56 = 4,684.05/x
  3. Step 3: Cross multiply
    8,039.30x = 11,095.56 × 4,684.05
  4. Step 4: Simplify right side
    8,039.30x = 51,972,157.82
  5. Step 5: Solve for x
    x = 51,972,157.82/8,039.30
  6. Step 6: Final answer
    x = 6,464.77

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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.