Home / 1,090.24-1,628.46-1,027.06

Finding the Fourth Proportional to 1,090.24, 1,628.46 and 1,027.06

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Solution

The fourth proportional to 1,090.24, 1,628.46 and 1,027.06 is: 1,534.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090.24 : 1,628.46 = 1,027.06 : x
  2. Step 2: Convert to fraction form
    1,090.24/1,628.46 = 1,027.06/x
  3. Step 3: Cross multiply
    1,090.24x = 1,628.46 × 1,027.06
  4. Step 4: Simplify right side
    1,090.24x = 1,672,526.13
  5. Step 5: Solve for x
    x = 1,672,526.13/1,090.24
  6. Step 6: Final answer
    x = 1,534.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.