Home / 7,383.45-10,202.13-5,903.58

Finding the Fourth Proportional to 7,383.45, 10,202.13 and 5,903.58

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Solution

The fourth proportional to 7,383.45, 10,202.13 and 5,903.58 is: 8,157.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,383.45 : 10,202.13 = 5,903.58 : x
  2. Step 2: Convert to fraction form
    7,383.45/10,202.13 = 5,903.58/x
  3. Step 3: Cross multiply
    7,383.45x = 10,202.13 × 5,903.58
  4. Step 4: Simplify right side
    7,383.45x = 60,229,090.63
  5. Step 5: Solve for x
    x = 60,229,090.63/7,383.45
  6. Step 6: Final answer
    x = 8,157.31

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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.