Home / 7,841.05-10,820.67-4,304.45

Finding the Fourth Proportional to 7,841.05, 10,820.67 and 4,304.45

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Solution

The fourth proportional to 7,841.05, 10,820.67 and 4,304.45 is: 5,940.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,841.05 : 10,820.67 = 4,304.45 : x
  2. Step 2: Convert to fraction form
    7,841.05/10,820.67 = 4,304.45/x
  3. Step 3: Cross multiply
    7,841.05x = 10,820.67 × 4,304.45
  4. Step 4: Simplify right side
    7,841.05x = 46,577,032.98
  5. Step 5: Solve for x
    x = 46,577,032.98/7,841.05
  6. Step 6: Final answer
    x = 5,940.15

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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.