Home / 7,226.69-9,970.34-4,393.18

Finding the Fourth Proportional to 7,226.69, 9,970.34 and 4,393.18

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Solution

The fourth proportional to 7,226.69, 9,970.34 and 4,393.18 is: 6,061.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,226.69 : 9,970.34 = 4,393.18 : x
  2. Step 2: Convert to fraction form
    7,226.69/9,970.34 = 4,393.18/x
  3. Step 3: Cross multiply
    7,226.69x = 9,970.34 × 4,393.18
  4. Step 4: Simplify right side
    7,226.69x = 43,801,484.34
  5. Step 5: Solve for x
    x = 43,801,484.34/7,226.69
  6. Step 6: Final answer
    x = 6,061.07

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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.