Home / 7,513.39-10,368.45-4,201.39

Finding the Fourth Proportional to 7,513.39, 10,368.45 and 4,201.39

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Solution

The fourth proportional to 7,513.39, 10,368.45 and 4,201.39 is: 5,797.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,513.39 : 10,368.45 = 4,201.39 : x
  2. Step 2: Convert to fraction form
    7,513.39/10,368.45 = 4,201.39/x
  3. Step 3: Cross multiply
    7,513.39x = 10,368.45 × 4,201.39
  4. Step 4: Simplify right side
    7,513.39x = 43,561,902.15
  5. Step 5: Solve for x
    x = 43,561,902.15/7,513.39
  6. Step 6: Final answer
    x = 5,797.90

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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.