Home / 7,507.34-11,244.61-3,803.21

Finding the Fourth Proportional to 7,507.34, 11,244.61 and 3,803.21

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Solution

The fourth proportional to 7,507.34, 11,244.61 and 3,803.21 is: 5,696.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,507.34 : 11,244.61 = 3,803.21 : x
  2. Step 2: Convert to fraction form
    7,507.34/11,244.61 = 3,803.21/x
  3. Step 3: Cross multiply
    7,507.34x = 11,244.61 × 3,803.21
  4. Step 4: Simplify right side
    7,507.34x = 42,765,613.20
  5. Step 5: Solve for x
    x = 42,765,613.20/7,507.34
  6. Step 6: Final answer
    x = 5,696.51

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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.