Home / 4,045.14-6,068.72-1,271.70

Finding the Fourth Proportional to 4,045.14, 6,068.72 and 1,271.70

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Solution

The fourth proportional to 4,045.14, 6,068.72 and 1,271.70 is: 1,907.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,045.14 : 6,068.72 = 1,271.70 : x
  2. Step 2: Convert to fraction form
    4,045.14/6,068.72 = 1,271.70/x
  3. Step 3: Cross multiply
    4,045.14x = 6,068.72 × 1,271.70
  4. Step 4: Simplify right side
    4,045.14x = 7,717,594.40
  5. Step 5: Solve for x
    x = 7,717,594.40/4,045.14
  6. Step 6: Final answer
    x = 1,907.87

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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.