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Finding the Fourth Proportional to 2,368.89, 3,547.86 and 2,286.88

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Solution

The fourth proportional to 2,368.89, 3,547.86 and 2,286.88 is: 3,425.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,368.89 : 3,547.86 = 2,286.88 : x
  2. Step 2: Convert to fraction form
    2,368.89/3,547.86 = 2,286.88/x
  3. Step 3: Cross multiply
    2,368.89x = 3,547.86 × 2,286.88
  4. Step 4: Simplify right side
    2,368.89x = 8,113,530.08
  5. Step 5: Solve for x
    x = 8,113,530.08/2,368.89
  6. Step 6: Final answer
    x = 3,425.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.