Home / 3,126.51-4,314.44-1,799.93

Finding the Fourth Proportional to 3,126.51, 4,314.44 and 1,799.93

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Solution

The fourth proportional to 3,126.51, 4,314.44 and 1,799.93 is: 2,483.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,126.51 : 4,314.44 = 1,799.93 : x
  2. Step 2: Convert to fraction form
    3,126.51/4,314.44 = 1,799.93/x
  3. Step 3: Cross multiply
    3,126.51x = 4,314.44 × 1,799.93
  4. Step 4: Simplify right side
    3,126.51x = 7,765,689.99
  5. Step 5: Solve for x
    x = 7,765,689.99/3,126.51
  6. Step 6: Final answer
    x = 2,483.82

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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.