Home / 3,943.17-5,914.71-1,021.50

Finding the Fourth Proportional to 3,943.17, 5,914.71 and 1,021.50

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Solution

The fourth proportional to 3,943.17, 5,914.71 and 1,021.50 is: 1,532.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943.17 : 5,914.71 = 1,021.50 : x
  2. Step 2: Convert to fraction form
    3,943.17/5,914.71 = 1,021.50/x
  3. Step 3: Cross multiply
    3,943.17x = 5,914.71 × 1,021.50
  4. Step 4: Simplify right side
    3,943.17x = 6,041,876.27
  5. Step 5: Solve for x
    x = 6,041,876.27/3,943.17
  6. Step 6: Final answer
    x = 1,532.24

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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.