Home / 10,868.51-14,997.60-6,330.48

Finding the Fourth Proportional to 10,868.51, 14,997.60 and 6,330.48

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Solution

The fourth proportional to 10,868.51, 14,997.60 and 6,330.48 is: 8,735.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,868.51 : 14,997.60 = 6,330.48 : x
  2. Step 2: Convert to fraction form
    10,868.51/14,997.60 = 6,330.48/x
  3. Step 3: Cross multiply
    10,868.51x = 14,997.60 × 6,330.48
  4. Step 4: Simplify right side
    10,868.51x = 94,942,006.85
  5. Step 5: Solve for x
    x = 94,942,006.85/10,868.51
  6. Step 6: Final answer
    x = 8,735.52

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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.