Home / 11,801.07-16,285.26-6,423.32

Finding the Fourth Proportional to 11,801.07, 16,285.26 and 6,423.32

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Solution

The fourth proportional to 11,801.07, 16,285.26 and 6,423.32 is: 8,864.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,801.07 : 16,285.26 = 6,423.32 : x
  2. Step 2: Convert to fraction form
    11,801.07/16,285.26 = 6,423.32/x
  3. Step 3: Cross multiply
    11,801.07x = 16,285.26 × 6,423.32
  4. Step 4: Simplify right side
    11,801.07x = 104,605,378.92
  5. Step 5: Solve for x
    x = 104,605,378.92/11,801.07
  6. Step 6: Final answer
    x = 8,864.06

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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.