Home / 3,900.63-5,853.26-1,437.18

Finding the Fourth Proportional to 3,900.63, 5,853.26 and 1,437.18

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Solution

The fourth proportional to 3,900.63, 5,853.26 and 1,437.18 is: 2,156.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,900.63 : 5,853.26 = 1,437.18 : x
  2. Step 2: Convert to fraction form
    3,900.63/5,853.26 = 1,437.18/x
  3. Step 3: Cross multiply
    3,900.63x = 5,853.26 × 1,437.18
  4. Step 4: Simplify right side
    3,900.63x = 8,412,188.21
  5. Step 5: Solve for x
    x = 8,412,188.21/3,900.63
  6. Step 6: Final answer
    x = 2,156.62

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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.