Home / 3,555.77-5,335.96-1,607.99

Finding the Fourth Proportional to 3,555.77, 5,335.96 and 1,607.99

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Solution

The fourth proportional to 3,555.77, 5,335.96 and 1,607.99 is: 2,413.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555.77 : 5,335.96 = 1,607.99 : x
  2. Step 2: Convert to fraction form
    3,555.77/5,335.96 = 1,607.99/x
  3. Step 3: Cross multiply
    3,555.77x = 5,335.96 × 1,607.99
  4. Step 4: Simplify right side
    3,555.77x = 8,580,170.32
  5. Step 5: Solve for x
    x = 8,580,170.32/3,555.77
  6. Step 6: Final answer
    x = 2,413.03

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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.