Home / 11,562.05-15,955.67-6,256.87

Finding the Fourth Proportional to 11,562.05, 15,955.67 and 6,256.87

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Solution

The fourth proportional to 11,562.05, 15,955.67 and 6,256.87 is: 8,634.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,562.05 : 15,955.67 = 6,256.87 : x
  2. Step 2: Convert to fraction form
    11,562.05/15,955.67 = 6,256.87/x
  3. Step 3: Cross multiply
    11,562.05x = 15,955.67 × 6,256.87
  4. Step 4: Simplify right side
    11,562.05x = 99,832,473.17
  5. Step 5: Solve for x
    x = 99,832,473.17/11,562.05
  6. Step 6: Final answer
    x = 8,634.50

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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.