Home / 7,622.17-11,432.91-2,941.32

Finding the Fourth Proportional to 7,622.17, 11,432.91 and 2,941.32

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Solution

The fourth proportional to 7,622.17, 11,432.91 and 2,941.32 is: 4,411.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,622.17 : 11,432.91 = 2,941.32 : x
  2. Step 2: Convert to fraction form
    7,622.17/11,432.91 = 2,941.32/x
  3. Step 3: Cross multiply
    7,622.17x = 11,432.91 × 2,941.32
  4. Step 4: Simplify right side
    7,622.17x = 33,627,846.84
  5. Step 5: Solve for x
    x = 33,627,846.84/7,622.17
  6. Step 6: Final answer
    x = 4,411.85

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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.