Home / 11,866.71-16,376.40-6,562.02

Finding the Fourth Proportional to 11,866.71, 16,376.40 and 6,562.02

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Solution

The fourth proportional to 11,866.71, 16,376.40 and 6,562.02 is: 9,055.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,866.71 : 16,376.40 = 6,562.02 : x
  2. Step 2: Convert to fraction form
    11,866.71/16,376.40 = 6,562.02/x
  3. Step 3: Cross multiply
    11,866.71x = 16,376.40 × 6,562.02
  4. Step 4: Simplify right side
    11,866.71x = 107,462,264.33
  5. Step 5: Solve for x
    x = 107,462,264.33/11,866.71
  6. Step 6: Final answer
    x = 9,055.78

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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.