Home / 6,451.44-8,903.40-3,619.02

Finding the Fourth Proportional to 6,451.44, 8,903.40 and 3,619.02

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Solution

The fourth proportional to 6,451.44, 8,903.40 and 3,619.02 is: 4,994.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,451.44 : 8,903.40 = 3,619.02 : x
  2. Step 2: Convert to fraction form
    6,451.44/8,903.40 = 3,619.02/x
  3. Step 3: Cross multiply
    6,451.44x = 8,903.40 × 3,619.02
  4. Step 4: Simplify right side
    6,451.44x = 32,221,582.67
  5. Step 5: Solve for x
    x = 32,221,582.67/6,451.44
  6. Step 6: Final answer
    x = 4,994.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.