Home / 3,090.36-4,264.62-1,763.99

Finding the Fourth Proportional to 3,090.36, 4,264.62 and 1,763.99

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Solution

The fourth proportional to 3,090.36, 4,264.62 and 1,763.99 is: 2,434.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,090.36 : 4,264.62 = 1,763.99 : x
  2. Step 2: Convert to fraction form
    3,090.36/4,264.62 = 1,763.99/x
  3. Step 3: Cross multiply
    3,090.36x = 4,264.62 × 1,763.99
  4. Step 4: Simplify right side
    3,090.36x = 7,522,725.71
  5. Step 5: Solve for x
    x = 7,522,725.71/3,090.36
  6. Step 6: Final answer
    x = 2,434.26

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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.