Home / 2,610.99-3,603.14-1,432.03

Finding the Fourth Proportional to 2,610.99, 3,603.14 and 1,432.03

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Solution

The fourth proportional to 2,610.99, 3,603.14 and 1,432.03 is: 1,976.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,610.99 : 3,603.14 = 1,432.03 : x
  2. Step 2: Convert to fraction form
    2,610.99/3,603.14 = 1,432.03/x
  3. Step 3: Cross multiply
    2,610.99x = 3,603.14 × 1,432.03
  4. Step 4: Simplify right side
    2,610.99x = 5,159,804.57
  5. Step 5: Solve for x
    x = 5,159,804.57/2,610.99
  6. Step 6: Final answer
    x = 1,976.19

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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.