Home / 4,237.43-6,356.07-1,315.73

Finding the Fourth Proportional to 4,237.43, 6,356.07 and 1,315.73

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Solution

The fourth proportional to 4,237.43, 6,356.07 and 1,315.73 is: 1,973.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,237.43 : 6,356.07 = 1,315.73 : x
  2. Step 2: Convert to fraction form
    4,237.43/6,356.07 = 1,315.73/x
  3. Step 3: Cross multiply
    4,237.43x = 6,356.07 × 1,315.73
  4. Step 4: Simplify right side
    4,237.43x = 8,362,887.87
  5. Step 5: Solve for x
    x = 8,362,887.87/4,237.43
  6. Step 6: Final answer
    x = 1,973.58

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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.