Home / 10,728.52-16,088.22-4,153.48

Finding the Fourth Proportional to 10,728.52, 16,088.22 and 4,153.48

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Solution

The fourth proportional to 10,728.52, 16,088.22 and 4,153.48 is: 6,228.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,728.52 : 16,088.22 = 4,153.48 : x
  2. Step 2: Convert to fraction form
    10,728.52/16,088.22 = 4,153.48/x
  3. Step 3: Cross multiply
    10,728.52x = 16,088.22 × 4,153.48
  4. Step 4: Simplify right side
    10,728.52x = 66,822,100.01
  5. Step 5: Solve for x
    x = 66,822,100.01/10,728.52
  6. Step 6: Final answer
    x = 6,228.45

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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.