Home / 1,748.68-2,413.18-1,085.13

Finding the Fourth Proportional to 1,748.68, 2,413.18 and 1,085.13

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Solution

The fourth proportional to 1,748.68, 2,413.18 and 1,085.13 is: 1,497.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,748.68 : 2,413.18 = 1,085.13 : x
  2. Step 2: Convert to fraction form
    1,748.68/2,413.18 = 1,085.13/x
  3. Step 3: Cross multiply
    1,748.68x = 2,413.18 × 1,085.13
  4. Step 4: Simplify right side
    1,748.68x = 2,618,615.37
  5. Step 5: Solve for x
    x = 2,618,615.37/1,748.68
  6. Step 6: Final answer
    x = 1,497.48

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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.