Home / 1,873.05-2,583.69-1,210.28

Finding the Fourth Proportional to 1,873.05, 2,583.69 and 1,210.28

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Solution

The fourth proportional to 1,873.05, 2,583.69 and 1,210.28 is: 1,669.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,873.05 : 2,583.69 = 1,210.28 : x
  2. Step 2: Convert to fraction form
    1,873.05/2,583.69 = 1,210.28/x
  3. Step 3: Cross multiply
    1,873.05x = 2,583.69 × 1,210.28
  4. Step 4: Simplify right side
    1,873.05x = 3,126,970.88
  5. Step 5: Solve for x
    x = 3,126,970.88/1,873.05
  6. Step 6: Final answer
    x = 1,669.46

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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.