Home / 9,858.30-13,606.65-6,272.57

Finding the Fourth Proportional to 9,858.30, 13,606.65 and 6,272.57

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Solution

The fourth proportional to 9,858.30, 13,606.65 and 6,272.57 is: 8,657.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,858.30 : 13,606.65 = 6,272.57 : x
  2. Step 2: Convert to fraction form
    9,858.30/13,606.65 = 6,272.57/x
  3. Step 3: Cross multiply
    9,858.30x = 13,606.65 × 6,272.57
  4. Step 4: Simplify right side
    9,858.30x = 85,348,596.56
  5. Step 5: Solve for x
    x = 85,348,596.56/9,858.30
  6. Step 6: Final answer
    x = 8,657.54

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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.