Home / 1,504.16-2,080.19-1,317.35

Finding the Fourth Proportional to 1,504.16, 2,080.19 and 1,317.35

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Solution

The fourth proportional to 1,504.16, 2,080.19 and 1,317.35 is: 1,821.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,504.16 : 2,080.19 = 1,317.35 : x
  2. Step 2: Convert to fraction form
    1,504.16/2,080.19 = 1,317.35/x
  3. Step 3: Cross multiply
    1,504.16x = 2,080.19 × 1,317.35
  4. Step 4: Simplify right side
    1,504.16x = 2,740,321.31
  5. Step 5: Solve for x
    x = 2,740,321.31/1,504.16
  6. Step 6: Final answer
    x = 1,821.83

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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.