Home / 2,368.15-3,267.19-1,372.88

Finding the Fourth Proportional to 2,368.15, 3,267.19 and 1,372.88

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Solution

The fourth proportional to 2,368.15, 3,267.19 and 1,372.88 is: 1,894.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,368.15 : 3,267.19 = 1,372.88 : x
  2. Step 2: Convert to fraction form
    2,368.15/3,267.19 = 1,372.88/x
  3. Step 3: Cross multiply
    2,368.15x = 3,267.19 × 1,372.88
  4. Step 4: Simplify right side
    2,368.15x = 4,485,459.81
  5. Step 5: Solve for x
    x = 4,485,459.81/2,368.15
  6. Step 6: Final answer
    x = 1,894.08

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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.