Home / 6,318.44-8,708.74-4,430.60

Finding the Fourth Proportional to 6,318.44, 8,708.74 and 4,430.60

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Solution

The fourth proportional to 6,318.44, 8,708.74 and 4,430.60 is: 6,106.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,318.44 : 8,708.74 = 4,430.60 : x
  2. Step 2: Convert to fraction form
    6,318.44/8,708.74 = 4,430.60/x
  3. Step 3: Cross multiply
    6,318.44x = 8,708.74 × 4,430.60
  4. Step 4: Simplify right side
    6,318.44x = 38,584,943.44
  5. Step 5: Solve for x
    x = 38,584,943.44/6,318.44
  6. Step 6: Final answer
    x = 6,106.72

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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.