Home / 6,368.78-9,548.55-4,283.61

Finding the Fourth Proportional to 6,368.78, 9,548.55 and 4,283.61

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Solution

The fourth proportional to 6,368.78, 9,548.55 and 4,283.61 is: 6,422.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,368.78 : 9,548.55 = 4,283.61 : x
  2. Step 2: Convert to fraction form
    6,368.78/9,548.55 = 4,283.61/x
  3. Step 3: Cross multiply
    6,368.78x = 9,548.55 × 4,283.61
  4. Step 4: Simplify right side
    6,368.78x = 40,902,264.27
  5. Step 5: Solve for x
    x = 40,902,264.27/6,368.78
  6. Step 6: Final answer
    x = 6,422.31

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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.