Home / 1,873.08-2,587.40-1,627.64

Finding the Fourth Proportional to 1,873.08, 2,587.40 and 1,627.64

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Solution

The fourth proportional to 1,873.08, 2,587.40 and 1,627.64 is: 2,248.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,873.08 : 2,587.40 = 1,627.64 : x
  2. Step 2: Convert to fraction form
    1,873.08/2,587.40 = 1,627.64/x
  3. Step 3: Cross multiply
    1,873.08x = 2,587.40 × 1,627.64
  4. Step 4: Simplify right side
    1,873.08x = 4,211,355.74
  5. Step 5: Solve for x
    x = 4,211,355.74/1,873.08
  6. Step 6: Final answer
    x = 2,248.36

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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.