Home / 2,686.08-3,703.25-1,845.30

Finding the Fourth Proportional to 2,686.08, 3,703.25 and 1,845.30

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Solution

The fourth proportional to 2,686.08, 3,703.25 and 1,845.30 is: 2,544.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,686.08 : 3,703.25 = 1,845.30 : x
  2. Step 2: Convert to fraction form
    2,686.08/3,703.25 = 1,845.30/x
  3. Step 3: Cross multiply
    2,686.08x = 3,703.25 × 1,845.30
  4. Step 4: Simplify right side
    2,686.08x = 6,833,607.23
  5. Step 5: Solve for x
    x = 6,833,607.23/2,686.08
  6. Step 6: Final answer
    x = 2,544.08

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1.5x scale

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.