Home / 1,893.47-2,837.58-1,430.87

Finding the Fourth Proportional to 1,893.47, 2,837.58 and 1,430.87

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Solution

The fourth proportional to 1,893.47, 2,837.58 and 1,430.87 is: 2,144.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,893.47 : 2,837.58 = 1,430.87 : x
  2. Step 2: Convert to fraction form
    1,893.47/2,837.58 = 1,430.87/x
  3. Step 3: Cross multiply
    1,893.47x = 2,837.58 × 1,430.87
  4. Step 4: Simplify right side
    1,893.47x = 4,060,208.09
  5. Step 5: Solve for x
    x = 4,060,208.09/1,893.47
  6. Step 6: Final answer
    x = 2,144.32

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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.