Home / 10,877.94-15,012.80-6,099.18

Finding the Fourth Proportional to 10,877.94, 15,012.80 and 6,099.18

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Solution

The fourth proportional to 10,877.94, 15,012.80 and 6,099.18 is: 8,417.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,877.94 : 15,012.80 = 6,099.18 : x
  2. Step 2: Convert to fraction form
    10,877.94/15,012.80 = 6,099.18/x
  3. Step 3: Cross multiply
    10,877.94x = 15,012.80 × 6,099.18
  4. Step 4: Simplify right side
    10,877.94x = 91,565,705.58
  5. Step 5: Solve for x
    x = 91,565,705.58/10,877.94
  6. Step 6: Final answer
    x = 8,417.56

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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.