Home / 9,835.68-13,563.60-6,480.48

Finding the Fourth Proportional to 9,835.68, 13,563.60 and 6,480.48

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Solution

The fourth proportional to 9,835.68, 13,563.60 and 6,480.48 is: 8,936.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,835.68 : 13,563.60 = 6,480.48 : x
  2. Step 2: Convert to fraction form
    9,835.68/13,563.60 = 6,480.48/x
  3. Step 3: Cross multiply
    9,835.68x = 13,563.60 × 6,480.48
  4. Step 4: Simplify right side
    9,835.68x = 87,898,638.53
  5. Step 5: Solve for x
    x = 87,898,638.53/9,835.68
  6. Step 6: Final answer
    x = 8,936.71

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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.