Home / 4,546.63-6,820.40-1,259.74

Finding the Fourth Proportional to 4,546.63, 6,820.40 and 1,259.74

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Solution

The fourth proportional to 4,546.63, 6,820.40 and 1,259.74 is: 1,889.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,546.63 : 6,820.40 = 1,259.74 : x
  2. Step 2: Convert to fraction form
    4,546.63/6,820.40 = 1,259.74/x
  3. Step 3: Cross multiply
    4,546.63x = 6,820.40 × 1,259.74
  4. Step 4: Simplify right side
    4,546.63x = 8,591,930.70
  5. Step 5: Solve for x
    x = 8,591,930.70/4,546.63
  6. Step 6: Final answer
    x = 1,889.74

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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.