Home / 1,875.96-2,585.52-1,351.08

Finding the Fourth Proportional to 1,875.96, 2,585.52 and 1,351.08

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Solution

The fourth proportional to 1,875.96, 2,585.52 and 1,351.08 is: 1,862.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875.96 : 2,585.52 = 1,351.08 : x
  2. Step 2: Convert to fraction form
    1,875.96/2,585.52 = 1,351.08/x
  3. Step 3: Cross multiply
    1,875.96x = 2,585.52 × 1,351.08
  4. Step 4: Simplify right side
    1,875.96x = 3,493,244.36
  5. Step 5: Solve for x
    x = 3,493,244.36/1,875.96
  6. Step 6: Final answer
    x = 1,862.11

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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.