Home / 4,291.63-6,437.67-1,369.70

Finding the Fourth Proportional to 4,291.63, 6,437.67 and 1,369.70

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Solution

The fourth proportional to 4,291.63, 6,437.67 and 1,369.70 is: 2,054.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,291.63 : 6,437.67 = 1,369.70 : x
  2. Step 2: Convert to fraction form
    4,291.63/6,437.67 = 1,369.70/x
  3. Step 3: Cross multiply
    4,291.63x = 6,437.67 × 1,369.70
  4. Step 4: Simplify right side
    4,291.63x = 8,817,676.60
  5. Step 5: Solve for x
    x = 8,817,676.60/4,291.63
  6. Step 6: Final answer
    x = 2,054.62

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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.