Home / 7,226.21-9,973.26-4,394.05

Finding the Fourth Proportional to 7,226.21, 9,973.26 and 4,394.05

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Solution

The fourth proportional to 7,226.21, 9,973.26 and 4,394.05 is: 6,064.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,226.21 : 9,973.26 = 4,394.05 : x
  2. Step 2: Convert to fraction form
    7,226.21/9,973.26 = 4,394.05/x
  3. Step 3: Cross multiply
    7,226.21x = 9,973.26 × 4,394.05
  4. Step 4: Simplify right side
    7,226.21x = 43,822,978.17
  5. Step 5: Solve for x
    x = 43,822,978.17/7,226.21
  6. Step 6: Final answer
    x = 6,064.45

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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.