Home / 10,021.28-13,829.44-6,041.60

Finding the Fourth Proportional to 10,021.28, 13,829.44 and 6,041.60

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Solution

The fourth proportional to 10,021.28, 13,829.44 and 6,041.60 is: 8,337.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,021.28 : 13,829.44 = 6,041.60 : x
  2. Step 2: Convert to fraction form
    10,021.28/13,829.44 = 6,041.60/x
  3. Step 3: Cross multiply
    10,021.28x = 13,829.44 × 6,041.60
  4. Step 4: Simplify right side
    10,021.28x = 83,551,944.70
  5. Step 5: Solve for x
    x = 83,551,944.70/10,021.28
  6. Step 6: Final answer
    x = 8,337.45

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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.