Home / 11,571.28-15,966.65-6,535.41

Finding the Fourth Proportional to 11,571.28, 15,966.65 and 6,535.41

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Solution

The fourth proportional to 11,571.28, 15,966.65 and 6,535.41 is: 9,017.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,571.28 : 15,966.65 = 6,535.41 : x
  2. Step 2: Convert to fraction form
    11,571.28/15,966.65 = 6,535.41/x
  3. Step 3: Cross multiply
    11,571.28x = 15,966.65 × 6,535.41
  4. Step 4: Simplify right side
    11,571.28x = 104,348,524.24
  5. Step 5: Solve for x
    x = 104,348,524.24/11,571.28
  6. Step 6: Final answer
    x = 9,017.89

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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.