Home / 7,398.39-10,207.13-4,372.88

Finding the Fourth Proportional to 7,398.39, 10,207.13 and 4,372.88

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Solution

The fourth proportional to 7,398.39, 10,207.13 and 4,372.88 is: 6,033.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,398.39 : 10,207.13 = 4,372.88 : x
  2. Step 2: Convert to fraction form
    7,398.39/10,207.13 = 4,372.88/x
  3. Step 3: Cross multiply
    7,398.39x = 10,207.13 × 4,372.88
  4. Step 4: Simplify right side
    7,398.39x = 44,634,563.75
  5. Step 5: Solve for x
    x = 44,634,563.75/7,398.39
  6. Step 6: Final answer
    x = 6,033.01

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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.