Home / 1,649.98-2,277.04-1,090.94

Finding the Fourth Proportional to 1,649.98, 2,277.04 and 1,090.94

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Solution

The fourth proportional to 1,649.98, 2,277.04 and 1,090.94 is: 1,505.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,649.98 : 2,277.04 = 1,090.94 : x
  2. Step 2: Convert to fraction form
    1,649.98/2,277.04 = 1,090.94/x
  3. Step 3: Cross multiply
    1,649.98x = 2,277.04 × 1,090.94
  4. Step 4: Simplify right side
    1,649.98x = 2,484,114.02
  5. Step 5: Solve for x
    x = 2,484,114.02/1,649.98
  6. Step 6: Final answer
    x = 1,505.54

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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.