Home / 4,200.84-6,301.26-1,427.76

Finding the Fourth Proportional to 4,200.84, 6,301.26 and 1,427.76

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Solution

The fourth proportional to 4,200.84, 6,301.26 and 1,427.76 is: 2,141.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,200.84 : 6,301.26 = 1,427.76 : x
  2. Step 2: Convert to fraction form
    4,200.84/6,301.26 = 1,427.76/x
  3. Step 3: Cross multiply
    4,200.84x = 6,301.26 × 1,427.76
  4. Step 4: Simplify right side
    4,200.84x = 8,996,686.98
  5. Step 5: Solve for x
    x = 8,996,686.98/4,200.84
  6. Step 6: Final answer
    x = 2,141.64

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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.