Home / 1,881.47-2,823.89-1,004.69

Finding the Fourth Proportional to 1,881.47, 2,823.89 and 1,004.69

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Solution

The fourth proportional to 1,881.47, 2,823.89 and 1,004.69 is: 1,507.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881.47 : 2,823.89 = 1,004.69 : x
  2. Step 2: Convert to fraction form
    1,881.47/2,823.89 = 1,004.69/x
  3. Step 3: Cross multiply
    1,881.47x = 2,823.89 × 1,004.69
  4. Step 4: Simplify right side
    1,881.47x = 2,837,114.90
  5. Step 5: Solve for x
    x = 2,837,114.90/1,881.47
  6. Step 6: Final answer
    x = 1,507.93

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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.