Home / 3,263.18-4,890.35-1,411.67

Finding the Fourth Proportional to 3,263.18, 4,890.35 and 1,411.67

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Solution

The fourth proportional to 3,263.18, 4,890.35 and 1,411.67 is: 2,115.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,263.18 : 4,890.35 = 1,411.67 : x
  2. Step 2: Convert to fraction form
    3,263.18/4,890.35 = 1,411.67/x
  3. Step 3: Cross multiply
    3,263.18x = 4,890.35 × 1,411.67
  4. Step 4: Simplify right side
    3,263.18x = 6,903,528.87
  5. Step 5: Solve for x
    x = 6,903,528.87/3,263.18
  6. Step 6: Final answer
    x = 2,115.59

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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.