Home / 7,322.88-10,104.60-4,136.16

Finding the Fourth Proportional to 7,322.88, 10,104.60 and 4,136.16

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Solution

The fourth proportional to 7,322.88, 10,104.60 and 4,136.16 is: 5,707.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,322.88 : 10,104.60 = 4,136.16 : x
  2. Step 2: Convert to fraction form
    7,322.88/10,104.60 = 4,136.16/x
  3. Step 3: Cross multiply
    7,322.88x = 10,104.60 × 4,136.16
  4. Step 4: Simplify right side
    7,322.88x = 41,794,242.34
  5. Step 5: Solve for x
    x = 41,794,242.34/7,322.88
  6. Step 6: Final answer
    x = 5,707.35

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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.