Home / 2,889.79-4,325.71-1,570.27

Finding the Fourth Proportional to 2,889.79, 4,325.71 and 1,570.27

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Solution

The fourth proportional to 2,889.79, 4,325.71 and 1,570.27 is: 2,350.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889.79 : 4,325.71 = 1,570.27 : x
  2. Step 2: Convert to fraction form
    2,889.79/4,325.71 = 1,570.27/x
  3. Step 3: Cross multiply
    2,889.79x = 4,325.71 × 1,570.27
  4. Step 4: Simplify right side
    2,889.79x = 6,792,532.64
  5. Step 5: Solve for x
    x = 6,792,532.64/2,889.79
  6. Step 6: Final answer
    x = 2,350.53

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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.