Home / 4,283.48-6,427.08-1,818.86

Finding the Fourth Proportional to 4,283.48, 6,427.08 and 1,818.86

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Solution

The fourth proportional to 4,283.48, 6,427.08 and 1,818.86 is: 2,729.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,283.48 : 6,427.08 = 1,818.86 : x
  2. Step 2: Convert to fraction form
    4,283.48/6,427.08 = 1,818.86/x
  3. Step 3: Cross multiply
    4,283.48x = 6,427.08 × 1,818.86
  4. Step 4: Simplify right side
    4,283.48x = 11,689,926.59
  5. Step 5: Solve for x
    x = 11,689,926.59/4,283.48
  6. Step 6: Final answer
    x = 2,729.07

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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.