Home / 10,783.16-14,880.90-6,067.28

Finding the Fourth Proportional to 10,783.16, 14,880.90 and 6,067.28

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Solution

The fourth proportional to 10,783.16, 14,880.90 and 6,067.28 is: 8,372.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,783.16 : 14,880.90 = 6,067.28 : x
  2. Step 2: Convert to fraction form
    10,783.16/14,880.90 = 6,067.28/x
  3. Step 3: Cross multiply
    10,783.16x = 14,880.90 × 6,067.28
  4. Step 4: Simplify right side
    10,783.16x = 90,286,586.95
  5. Step 5: Solve for x
    x = 90,286,586.95/10,783.16
  6. Step 6: Final answer
    x = 8,372.92

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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.