Home / 7,126.56-10,696.32-3,666.24

Finding the Fourth Proportional to 7,126.56, 10,696.32 and 3,666.24

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Solution

The fourth proportional to 7,126.56, 10,696.32 and 3,666.24 is: 5,502.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,126.56 : 10,696.32 = 3,666.24 : x
  2. Step 2: Convert to fraction form
    7,126.56/10,696.32 = 3,666.24/x
  3. Step 3: Cross multiply
    7,126.56x = 10,696.32 × 3,666.24
  4. Step 4: Simplify right side
    7,126.56x = 39,215,276.24
  5. Step 5: Solve for x
    x = 39,215,276.24/7,126.56
  6. Step 6: Final answer
    x = 5,502.69

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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.