Home / 3,152.90-4,351.56-1,826.94

Finding the Fourth Proportional to 3,152.90, 4,351.56 and 1,826.94

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Solution

The fourth proportional to 3,152.90, 4,351.56 and 1,826.94 is: 2,521.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,152.90 : 4,351.56 = 1,826.94 : x
  2. Step 2: Convert to fraction form
    3,152.90/4,351.56 = 1,826.94/x
  3. Step 3: Cross multiply
    3,152.90x = 4,351.56 × 1,826.94
  4. Step 4: Simplify right side
    3,152.90x = 7,950,039.03
  5. Step 5: Solve for x
    x = 7,950,039.03/3,152.90
  6. Step 6: Final answer
    x = 2,521.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.