Home / 7,572.73-10,444.44-4,920.99

Finding the Fourth Proportional to 7,572.73, 10,444.44 and 4,920.99

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Solution

The fourth proportional to 7,572.73, 10,444.44 and 4,920.99 is: 6,787.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,572.73 : 10,444.44 = 4,920.99 : x
  2. Step 2: Convert to fraction form
    7,572.73/10,444.44 = 4,920.99/x
  3. Step 3: Cross multiply
    7,572.73x = 10,444.44 × 4,920.99
  4. Step 4: Simplify right side
    7,572.73x = 51,396,932.57
  5. Step 5: Solve for x
    x = 51,396,932.57/7,572.73
  6. Step 6: Final answer
    x = 6,787.11

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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.