Home / 4,193.29-6,289.95-1,271.62

Finding the Fourth Proportional to 4,193.29, 6,289.95 and 1,271.62

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Solution

The fourth proportional to 4,193.29, 6,289.95 and 1,271.62 is: 1,907.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,193.29 : 6,289.95 = 1,271.62 : x
  2. Step 2: Convert to fraction form
    4,193.29/6,289.95 = 1,271.62/x
  3. Step 3: Cross multiply
    4,193.29x = 6,289.95 × 1,271.62
  4. Step 4: Simplify right side
    4,193.29x = 7,998,426.22
  5. Step 5: Solve for x
    x = 7,998,426.22/4,193.29
  6. Step 6: Final answer
    x = 1,907.43

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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.