Home / 6,614.36-9,128.22-4,372.34

Finding the Fourth Proportional to 6,614.36, 9,128.22 and 4,372.34

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Solution

The fourth proportional to 6,614.36, 9,128.22 and 4,372.34 is: 6,034.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,614.36 : 9,128.22 = 4,372.34 : x
  2. Step 2: Convert to fraction form
    6,614.36/9,128.22 = 4,372.34/x
  3. Step 3: Cross multiply
    6,614.36x = 9,128.22 × 4,372.34
  4. Step 4: Simplify right side
    6,614.36x = 39,911,704.26
  5. Step 5: Solve for x
    x = 39,911,704.26/6,614.36
  6. Step 6: Final answer
    x = 6,034.10

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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.