Home / 7,555.34-10,426.06-4,198.30

Finding the Fourth Proportional to 7,555.34, 10,426.06 and 4,198.30

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Solution

The fourth proportional to 7,555.34, 10,426.06 and 4,198.30 is: 5,793.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,555.34 : 10,426.06 = 4,198.30 : x
  2. Step 2: Convert to fraction form
    7,555.34/10,426.06 = 4,198.30/x
  3. Step 3: Cross multiply
    7,555.34x = 10,426.06 × 4,198.30
  4. Step 4: Simplify right side
    7,555.34x = 43,771,727.70
  5. Step 5: Solve for x
    x = 43,771,727.70/7,555.34
  6. Step 6: Final answer
    x = 5,793.48

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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.