Home / 10,927.23-16,391.40-3,135.84

Finding the Fourth Proportional to 10,927.23, 16,391.40 and 3,135.84

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Solution

The fourth proportional to 10,927.23, 16,391.40 and 3,135.84 is: 4,703.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,927.23 : 16,391.40 = 3,135.84 : x
  2. Step 2: Convert to fraction form
    10,927.23/16,391.40 = 3,135.84/x
  3. Step 3: Cross multiply
    10,927.23x = 16,391.40 × 3,135.84
  4. Step 4: Simplify right side
    10,927.23x = 51,400,807.78
  5. Step 5: Solve for x
    x = 51,400,807.78/10,927.23
  6. Step 6: Final answer
    x = 4,703.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.