Home / 1,762.07-2,431.80-1,016.06

Finding the Fourth Proportional to 1,762.07, 2,431.80 and 1,016.06

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Solution

The fourth proportional to 1,762.07, 2,431.80 and 1,016.06 is: 1,402.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,762.07 : 2,431.80 = 1,016.06 : x
  2. Step 2: Convert to fraction form
    1,762.07/2,431.80 = 1,016.06/x
  3. Step 3: Cross multiply
    1,762.07x = 2,431.80 × 1,016.06
  4. Step 4: Simplify right side
    1,762.07x = 2,470,842.55
  5. Step 5: Solve for x
    x = 2,470,842.55/1,762.07
  6. Step 6: Final answer
    x = 1,402.24

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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.