Home / 1,750.08-2,413.34-1,219.60

Finding the Fourth Proportional to 1,750.08, 2,413.34 and 1,219.60

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Solution

The fourth proportional to 1,750.08, 2,413.34 and 1,219.60 is: 1,681.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,750.08 : 2,413.34 = 1,219.60 : x
  2. Step 2: Convert to fraction form
    1,750.08/2,413.34 = 1,219.60/x
  3. Step 3: Cross multiply
    1,750.08x = 2,413.34 × 1,219.60
  4. Step 4: Simplify right side
    1,750.08x = 2,943,309.46
  5. Step 5: Solve for x
    x = 2,943,309.46/1,750.08
  6. Step 6: Final answer
    x = 1,681.81

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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.