Home / 4,568.60-6,852.90-1,647.20

Finding the Fourth Proportional to 4,568.60, 6,852.90 and 1,647.20

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Solution

The fourth proportional to 4,568.60, 6,852.90 and 1,647.20 is: 2,470.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,568.60 : 6,852.90 = 1,647.20 : x
  2. Step 2: Convert to fraction form
    4,568.60/6,852.90 = 1,647.20/x
  3. Step 3: Cross multiply
    4,568.60x = 6,852.90 × 1,647.20
  4. Step 4: Simplify right side
    4,568.60x = 11,288,096.88
  5. Step 5: Solve for x
    x = 11,288,096.88/4,568.60
  6. Step 6: Final answer
    x = 2,470.80

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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.