Home / 4,274.31-6,411.70-1,352.40

Finding the Fourth Proportional to 4,274.31, 6,411.70 and 1,352.40

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Solution

The fourth proportional to 4,274.31, 6,411.70 and 1,352.40 is: 2,028.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,274.31 : 6,411.70 = 1,352.40 : x
  2. Step 2: Convert to fraction form
    4,274.31/6,411.70 = 1,352.40/x
  3. Step 3: Cross multiply
    4,274.31x = 6,411.70 × 1,352.40
  4. Step 4: Simplify right side
    4,274.31x = 8,671,160.73
  5. Step 5: Solve for x
    x = 8,671,160.73/4,274.31
  6. Step 6: Final answer
    x = 2,028.67

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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.