Home / 7,410.80-10,227.08-4,426.09

Finding the Fourth Proportional to 7,410.80, 10,227.08 and 4,426.09

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Solution

The fourth proportional to 7,410.80, 10,227.08 and 4,426.09 is: 6,108.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,410.80 : 10,227.08 = 4,426.09 : x
  2. Step 2: Convert to fraction form
    7,410.80/10,227.08 = 4,426.09/x
  3. Step 3: Cross multiply
    7,410.80x = 10,227.08 × 4,426.09
  4. Step 4: Simplify right side
    7,410.80x = 45,265,962.01
  5. Step 5: Solve for x
    x = 45,265,962.01/7,410.80
  6. Step 6: Final answer
    x = 6,108.11

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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.