Home / 8,630.08-11,903.66-5,268.58

Finding the Fourth Proportional to 8,630.08, 11,903.66 and 5,268.58

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Solution

The fourth proportional to 8,630.08, 11,903.66 and 5,268.58 is: 7,267.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,630.08 : 11,903.66 = 5,268.58 : x
  2. Step 2: Convert to fraction form
    8,630.08/11,903.66 = 5,268.58/x
  3. Step 3: Cross multiply
    8,630.08x = 11,903.66 × 5,268.58
  4. Step 4: Simplify right side
    8,630.08x = 62,715,348.66
  5. Step 5: Solve for x
    x = 62,715,348.66/8,630.08
  6. Step 6: Final answer
    x = 7,267.07

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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.