Home / 1,877.07-2,590.60-1,090.97

Finding the Fourth Proportional to 1,877.07, 2,590.60 and 1,090.97

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Solution

The fourth proportional to 1,877.07, 2,590.60 and 1,090.97 is: 1,505.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,877.07 : 2,590.60 = 1,090.97 : x
  2. Step 2: Convert to fraction form
    1,877.07/2,590.60 = 1,090.97/x
  3. Step 3: Cross multiply
    1,877.07x = 2,590.60 × 1,090.97
  4. Step 4: Simplify right side
    1,877.07x = 2,826,265.01
  5. Step 5: Solve for x
    x = 2,826,265.01/1,877.07
  6. Step 6: Final answer
    x = 1,505.68

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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.