Home / 4,239.14-6,356.41-1,277.17

Finding the Fourth Proportional to 4,239.14, 6,356.41 and 1,277.17

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Solution

The fourth proportional to 4,239.14, 6,356.41 and 1,277.17 is: 1,915.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,239.14 : 6,356.41 = 1,277.17 : x
  2. Step 2: Convert to fraction form
    4,239.14/6,356.41 = 1,277.17/x
  3. Step 3: Cross multiply
    4,239.14x = 6,356.41 × 1,277.17
  4. Step 4: Simplify right side
    4,239.14x = 8,118,197.08
  5. Step 5: Solve for x
    x = 8,118,197.08/4,239.14
  6. Step 6: Final answer
    x = 1,915.06

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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.