Home / 1,878.41-2,592.26-1,092.51

Finding the Fourth Proportional to 1,878.41, 2,592.26 and 1,092.51

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Solution

The fourth proportional to 1,878.41, 2,592.26 and 1,092.51 is: 1,507.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,878.41 : 2,592.26 = 1,092.51 : x
  2. Step 2: Convert to fraction form
    1,878.41/2,592.26 = 1,092.51/x
  3. Step 3: Cross multiply
    1,878.41x = 2,592.26 × 1,092.51
  4. Step 4: Simplify right side
    1,878.41x = 2,832,064.51
  5. Step 5: Solve for x
    x = 2,832,064.51/1,878.41
  6. Step 6: Final answer
    x = 1,507.70

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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.