Home / 1,886.94-2,829.36-1,499.43

Finding the Fourth Proportional to 1,886.94, 2,829.36 and 1,499.43

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Solution

The fourth proportional to 1,886.94, 2,829.36 and 1,499.43 is: 2,248.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,886.94 : 2,829.36 = 1,499.43 : x
  2. Step 2: Convert to fraction form
    1,886.94/2,829.36 = 1,499.43/x
  3. Step 3: Cross multiply
    1,886.94x = 2,829.36 × 1,499.43
  4. Step 4: Simplify right side
    1,886.94x = 4,242,427.26
  5. Step 5: Solve for x
    x = 4,242,427.26/1,886.94
  6. Step 6: Final answer
    x = 2,248.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.