Home / 10,893.93-15,032.75-6,178.65

Finding the Fourth Proportional to 10,893.93, 15,032.75 and 6,178.65

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Solution

The fourth proportional to 10,893.93, 15,032.75 and 6,178.65 is: 8,526.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,893.93 : 15,032.75 = 6,178.65 : x
  2. Step 2: Convert to fraction form
    10,893.93/15,032.75 = 6,178.65/x
  3. Step 3: Cross multiply
    10,893.93x = 15,032.75 × 6,178.65
  4. Step 4: Simplify right side
    10,893.93x = 92,882,069.89
  5. Step 5: Solve for x
    x = 92,882,069.89/10,893.93
  6. Step 6: Final answer
    x = 8,526.04

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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.