Home / 1,775.04-2,446.99-1,242.26

Finding the Fourth Proportional to 1,775.04, 2,446.99 and 1,242.26

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Solution

The fourth proportional to 1,775.04, 2,446.99 and 1,242.26 is: 1,712.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775.04 : 2,446.99 = 1,242.26 : x
  2. Step 2: Convert to fraction form
    1,775.04/2,446.99 = 1,242.26/x
  3. Step 3: Cross multiply
    1,775.04x = 2,446.99 × 1,242.26
  4. Step 4: Simplify right side
    1,775.04x = 3,039,791.63
  5. Step 5: Solve for x
    x = 3,039,791.63/1,775.04
  6. Step 6: Final answer
    x = 1,712.52

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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.