Home / 1,679.13-2,317.14-1,050.03

Finding the Fourth Proportional to 1,679.13, 2,317.14 and 1,050.03

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Solution

The fourth proportional to 1,679.13, 2,317.14 and 1,050.03 is: 1,449.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679.13 : 2,317.14 = 1,050.03 : x
  2. Step 2: Convert to fraction form
    1,679.13/2,317.14 = 1,050.03/x
  3. Step 3: Cross multiply
    1,679.13x = 2,317.14 × 1,050.03
  4. Step 4: Simplify right side
    1,679.13x = 2,433,066.51
  5. Step 5: Solve for x
    x = 2,433,066.51/1,679.13
  6. Step 6: Final answer
    x = 1,449.00

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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.