Home / 4,410.93-6,618.98-1,639.51

Finding the Fourth Proportional to 4,410.93, 6,618.98 and 1,639.51

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Solution

The fourth proportional to 4,410.93, 6,618.98 and 1,639.51 is: 2,460.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,410.93 : 6,618.98 = 1,639.51 : x
  2. Step 2: Convert to fraction form
    4,410.93/6,618.98 = 1,639.51/x
  3. Step 3: Cross multiply
    4,410.93x = 6,618.98 × 1,639.51
  4. Step 4: Simplify right side
    4,410.93x = 10,851,883.90
  5. Step 5: Solve for x
    x = 10,851,883.90/4,410.93
  6. Step 6: Final answer
    x = 2,460.23

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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.