Home / 10,824.86-14,935.83-6,107.42

Finding the Fourth Proportional to 10,824.86, 14,935.83 and 6,107.42

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Solution

The fourth proportional to 10,824.86, 14,935.83 and 6,107.42 is: 8,426.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,824.86 : 14,935.83 = 6,107.42 : x
  2. Step 2: Convert to fraction form
    10,824.86/14,935.83 = 6,107.42/x
  3. Step 3: Cross multiply
    10,824.86x = 14,935.83 × 6,107.42
  4. Step 4: Simplify right side
    10,824.86x = 91,219,312.18
  5. Step 5: Solve for x
    x = 91,219,312.18/10,824.86
  6. Step 6: Final answer
    x = 8,426.84

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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.