Home / 3,153.07-4,352.71-1,826.51

Finding the Fourth Proportional to 3,153.07, 4,352.71 and 1,826.51

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Solution

The fourth proportional to 3,153.07, 4,352.71 and 1,826.51 is: 2,521.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153.07 : 4,352.71 = 1,826.51 : x
  2. Step 2: Convert to fraction form
    3,153.07/4,352.71 = 1,826.51/x
  3. Step 3: Cross multiply
    3,153.07x = 4,352.71 × 1,826.51
  4. Step 4: Simplify right side
    3,153.07x = 7,950,274.66
  5. Step 5: Solve for x
    x = 7,950,274.66/3,153.07
  6. Step 6: Final answer
    x = 2,521.44

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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.