Home / 1,630.51-2,448.21-1,573.81

Finding the Fourth Proportional to 1,630.51, 2,448.21 and 1,573.81

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Solution

The fourth proportional to 1,630.51, 2,448.21 and 1,573.81 is: 2,363.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630.51 : 2,448.21 = 1,573.81 : x
  2. Step 2: Convert to fraction form
    1,630.51/2,448.21 = 1,573.81/x
  3. Step 3: Cross multiply
    1,630.51x = 2,448.21 × 1,573.81
  4. Step 4: Simplify right side
    1,630.51x = 3,853,017.38
  5. Step 5: Solve for x
    x = 3,853,017.38/1,630.51
  6. Step 6: Final answer
    x = 2,363.07

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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.