Home / 7,800.22-10,761.23-4,966.86

Finding the Fourth Proportional to 7,800.22, 10,761.23 and 4,966.86

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Solution

The fourth proportional to 7,800.22, 10,761.23 and 4,966.86 is: 6,852.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,800.22 : 10,761.23 = 4,966.86 : x
  2. Step 2: Convert to fraction form
    7,800.22/10,761.23 = 4,966.86/x
  3. Step 3: Cross multiply
    7,800.22x = 10,761.23 × 4,966.86
  4. Step 4: Simplify right side
    7,800.22x = 53,449,522.84
  5. Step 5: Solve for x
    x = 53,449,522.84/7,800.22
  6. Step 6: Final answer
    x = 6,852.31

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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.