Home / 3,153.15-4,350.96-1,826.58

Finding the Fourth Proportional to 3,153.15, 4,350.96 and 1,826.58

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Solution

The fourth proportional to 3,153.15, 4,350.96 and 1,826.58 is: 2,520.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153.15 : 4,350.96 = 1,826.58 : x
  2. Step 2: Convert to fraction form
    3,153.15/4,350.96 = 1,826.58/x
  3. Step 3: Cross multiply
    3,153.15x = 4,350.96 × 1,826.58
  4. Step 4: Simplify right side
    3,153.15x = 7,947,376.52
  5. Step 5: Solve for x
    x = 7,947,376.52/3,153.15
  6. Step 6: Final answer
    x = 2,520.46

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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.