Home / 3,152.79-4,350.55-1,826.35

Finding the Fourth Proportional to 3,152.79, 4,350.55 and 1,826.35

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Solution

The fourth proportional to 3,152.79, 4,350.55 and 1,826.35 is: 2,520.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,152.79 : 4,350.55 = 1,826.35 : x
  2. Step 2: Convert to fraction form
    3,152.79/4,350.55 = 1,826.35/x
  3. Step 3: Cross multiply
    3,152.79x = 4,350.55 × 1,826.35
  4. Step 4: Simplify right side
    3,152.79x = 7,945,626.99
  5. Step 5: Solve for x
    x = 7,945,626.99/3,152.79
  6. Step 6: Final answer
    x = 2,520.19

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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.