Home / 11,957.26-16,501.53-6,921.70

Finding the Fourth Proportional to 11,957.26, 16,501.53 and 6,921.70

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Solution

The fourth proportional to 11,957.26, 16,501.53 and 6,921.70 is: 9,552.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,957.26 : 16,501.53 = 6,921.70 : x
  2. Step 2: Convert to fraction form
    11,957.26/16,501.53 = 6,921.70/x
  3. Step 3: Cross multiply
    11,957.26x = 16,501.53 × 6,921.70
  4. Step 4: Simplify right side
    11,957.26x = 114,218,640.20
  5. Step 5: Solve for x
    x = 114,218,640.20/11,957.26
  6. Step 6: Final answer
    x = 9,552.24

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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.