Home / 1,875.09-2,812.64-834.83

Finding the Fourth Proportional to 1,875.09, 2,812.64 and 834.83

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Solution

The fourth proportional to 1,875.09, 2,812.64 and 834.83 is: 1,252.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875.09 : 2,812.64 = 834.83 : x
  2. Step 2: Convert to fraction form
    1,875.09/2,812.64 = 834.83/x
  3. Step 3: Cross multiply
    1,875.09x = 2,812.64 × 834.83
  4. Step 4: Simplify right side
    1,875.09x = 2,348,058.01
  5. Step 5: Solve for x
    x = 2,348,058.01/1,875.09
  6. Step 6: Final answer
    x = 1,252.24

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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.