Home / 8,690.08-13,036.32-2,844.76

Finding the Fourth Proportional to 8,690.08, 13,036.32 and 2,844.76

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Solution

The fourth proportional to 8,690.08, 13,036.32 and 2,844.76 is: 4,267.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,690.08 : 13,036.32 = 2,844.76 : x
  2. Step 2: Convert to fraction form
    8,690.08/13,036.32 = 2,844.76/x
  3. Step 3: Cross multiply
    8,690.08x = 13,036.32 × 2,844.76
  4. Step 4: Simplify right side
    8,690.08x = 37,085,201.68
  5. Step 5: Solve for x
    x = 37,085,201.68/8,690.08
  6. Step 6: Final answer
    x = 4,267.53

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1.5x scale

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.