Home / 2,368.09-3,267.98-1,305.89

Finding the Fourth Proportional to 2,368.09, 3,267.98 and 1,305.89

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Solution

The fourth proportional to 2,368.09, 3,267.98 and 1,305.89 is: 1,802.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,368.09 : 3,267.98 = 1,305.89 : x
  2. Step 2: Convert to fraction form
    2,368.09/3,267.98 = 1,305.89/x
  3. Step 3: Cross multiply
    2,368.09x = 3,267.98 × 1,305.89
  4. Step 4: Simplify right side
    2,368.09x = 4,267,609.33
  5. Step 5: Solve for x
    x = 4,267,609.33/2,368.09
  6. Step 6: Final answer
    x = 1,802.13

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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.