Home / 1,514.09-2,090.64-1,010.43

Finding the Fourth Proportional to 1,514.09, 2,090.64 and 1,010.43

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Solution

The fourth proportional to 1,514.09, 2,090.64 and 1,010.43 is: 1,395.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,514.09 : 2,090.64 = 1,010.43 : x
  2. Step 2: Convert to fraction form
    1,514.09/2,090.64 = 1,010.43/x
  3. Step 3: Cross multiply
    1,514.09x = 2,090.64 × 1,010.43
  4. Step 4: Simplify right side
    1,514.09x = 2,112,445.38
  5. Step 5: Solve for x
    x = 2,112,445.38/1,514.09
  6. Step 6: Final answer
    x = 1,395.20

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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.