Home / 10,868.44-14,998.76-6,152.64

Finding the Fourth Proportional to 10,868.44, 14,998.76 and 6,152.64

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Solution

The fourth proportional to 10,868.44, 14,998.76 and 6,152.64 is: 8,490.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,868.44 : 14,998.76 = 6,152.64 : x
  2. Step 2: Convert to fraction form
    10,868.44/14,998.76 = 6,152.64/x
  3. Step 3: Cross multiply
    10,868.44x = 14,998.76 × 6,152.64
  4. Step 4: Simplify right side
    10,868.44x = 92,281,970.73
  5. Step 5: Solve for x
    x = 92,281,970.73/10,868.44
  6. Step 6: Final answer
    x = 8,490.82

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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.