Home / 1,750.90-2,416.60-1,005.37

Finding the Fourth Proportional to 1,750.90, 2,416.60 and 1,005.37

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Solution

The fourth proportional to 1,750.90, 2,416.60 and 1,005.37 is: 1,387.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,750.90 : 2,416.60 = 1,005.37 : x
  2. Step 2: Convert to fraction form
    1,750.90/2,416.60 = 1,005.37/x
  3. Step 3: Cross multiply
    1,750.90x = 2,416.60 × 1,005.37
  4. Step 4: Simplify right side
    1,750.90x = 2,429,577.14
  5. Step 5: Solve for x
    x = 2,429,577.14/1,750.90
  6. Step 6: Final answer
    x = 1,387.62

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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.