Home / 7,292.19-10,920.87-3,772.74

Finding the Fourth Proportional to 7,292.19, 10,920.87 and 3,772.74

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Solution

The fourth proportional to 7,292.19, 10,920.87 and 3,772.74 is: 5,650.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,292.19 : 10,920.87 = 3,772.74 : x
  2. Step 2: Convert to fraction form
    7,292.19/10,920.87 = 3,772.74/x
  3. Step 3: Cross multiply
    7,292.19x = 10,920.87 × 3,772.74
  4. Step 4: Simplify right side
    7,292.19x = 41,201,603.08
  5. Step 5: Solve for x
    x = 41,201,603.08/7,292.19
  6. Step 6: Final answer
    x = 5,650.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.