Home / 4,187.50-6,276.87-1,413.22

Finding the Fourth Proportional to 4,187.50, 6,276.87 and 1,413.22

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Solution

The fourth proportional to 4,187.50, 6,276.87 and 1,413.22 is: 2,118.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,187.50 : 6,276.87 = 1,413.22 : x
  2. Step 2: Convert to fraction form
    4,187.50/6,276.87 = 1,413.22/x
  3. Step 3: Cross multiply
    4,187.50x = 6,276.87 × 1,413.22
  4. Step 4: Simplify right side
    4,187.50x = 8,870,598.22
  5. Step 5: Solve for x
    x = 8,870,598.22/4,187.50
  6. Step 6: Final answer
    x = 2,118.35

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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.