Home / 2,368.80-3,261.60-2,036.64

Finding the Fourth Proportional to 2,368.80, 3,261.60 and 2,036.64

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Solution

The fourth proportional to 2,368.80, 3,261.60 and 2,036.64 is: 2,804.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,368.80 : 3,261.60 = 2,036.64 : x
  2. Step 2: Convert to fraction form
    2,368.80/3,261.60 = 2,036.64/x
  3. Step 3: Cross multiply
    2,368.80x = 3,261.60 × 2,036.64
  4. Step 4: Simplify right side
    2,368.80x = 6,642,705.02
  5. Step 5: Solve for x
    x = 6,642,705.02/2,368.80
  6. Step 6: Final answer
    x = 2,804.25

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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.