Home / 4,237.71-6,356.43-1,276.17

Finding the Fourth Proportional to 4,237.71, 6,356.43 and 1,276.17

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Solution

The fourth proportional to 4,237.71, 6,356.43 and 1,276.17 is: 1,914.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,237.71 : 6,356.43 = 1,276.17 : x
  2. Step 2: Convert to fraction form
    4,237.71/6,356.43 = 1,276.17/x
  3. Step 3: Cross multiply
    4,237.71x = 6,356.43 × 1,276.17
  4. Step 4: Simplify right side
    4,237.71x = 8,111,885.27
  5. Step 5: Solve for x
    x = 8,111,885.27/4,237.71
  6. Step 6: Final answer
    x = 1,914.21

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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.