Home / 6,447.06-8,898.71-3,795.35

Finding the Fourth Proportional to 6,447.06, 8,898.71 and 3,795.35

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Solution

The fourth proportional to 6,447.06, 8,898.71 and 3,795.35 is: 5,238.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,447.06 : 8,898.71 = 3,795.35 : x
  2. Step 2: Convert to fraction form
    6,447.06/8,898.71 = 3,795.35/x
  3. Step 3: Cross multiply
    6,447.06x = 8,898.71 × 3,795.35
  4. Step 4: Simplify right side
    6,447.06x = 33,773,655.53
  5. Step 5: Solve for x
    x = 33,773,655.53/6,447.06
  6. Step 6: Final answer
    x = 5,238.61

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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.