Home / 7,677.06-11,506.56-4,392.42

Finding the Fourth Proportional to 7,677.06, 11,506.56 and 4,392.42

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Solution

The fourth proportional to 7,677.06, 11,506.56 and 4,392.42 is: 6,583.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,677.06 : 11,506.56 = 4,392.42 : x
  2. Step 2: Convert to fraction form
    7,677.06/11,506.56 = 4,392.42/x
  3. Step 3: Cross multiply
    7,677.06x = 11,506.56 × 4,392.42
  4. Step 4: Simplify right side
    7,677.06x = 50,541,644.28
  5. Step 5: Solve for x
    x = 50,541,644.28/7,677.06
  6. Step 6: Final answer
    x = 6,583.46

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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.