Home / 5,021.32-6,936.02-3,856.76

Finding the Fourth Proportional to 5,021.32, 6,936.02 and 3,856.76

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Solution

The fourth proportional to 5,021.32, 6,936.02 and 3,856.76 is: 5,327.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,021.32 : 6,936.02 = 3,856.76 : x
  2. Step 2: Convert to fraction form
    5,021.32/6,936.02 = 3,856.76/x
  3. Step 3: Cross multiply
    5,021.32x = 6,936.02 × 3,856.76
  4. Step 4: Simplify right side
    5,021.32x = 26,750,564.50
  5. Step 5: Solve for x
    x = 26,750,564.50/5,021.32
  6. Step 6: Final answer
    x = 5,327.40

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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.