Home / 4,813.48-7,215.78-1,734.76

Finding the Fourth Proportional to 4,813.48, 7,215.78 and 1,734.76

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Solution

The fourth proportional to 4,813.48, 7,215.78 and 1,734.76 is: 2,600.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,813.48 : 7,215.78 = 1,734.76 : x
  2. Step 2: Convert to fraction form
    4,813.48/7,215.78 = 1,734.76/x
  3. Step 3: Cross multiply
    4,813.48x = 7,215.78 × 1,734.76
  4. Step 4: Simplify right side
    4,813.48x = 12,517,646.51
  5. Step 5: Solve for x
    x = 12,517,646.51/4,813.48
  6. Step 6: Final answer
    x = 2,600.54

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1.5x scale

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.