Home / 7,226.01-9,970.29-4,394.79

Finding the Fourth Proportional to 7,226.01, 9,970.29 and 4,394.79

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Solution

The fourth proportional to 7,226.01, 9,970.29 and 4,394.79 is: 6,063.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,226.01 : 9,970.29 = 4,394.79 : x
  2. Step 2: Convert to fraction form
    7,226.01/9,970.29 = 4,394.79/x
  3. Step 3: Cross multiply
    7,226.01x = 9,970.29 × 4,394.79
  4. Step 4: Simplify right side
    7,226.01x = 43,817,330.79
  5. Step 5: Solve for x
    x = 43,817,330.79/7,226.01
  6. Step 6: Final answer
    x = 6,063.83

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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.