Home / 4,308.39-6,462.60-1,188.45

Finding the Fourth Proportional to 4,308.39, 6,462.60 and 1,188.45

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Solution

The fourth proportional to 4,308.39, 6,462.60 and 1,188.45 is: 1,782.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,308.39 : 6,462.60 = 1,188.45 : x
  2. Step 2: Convert to fraction form
    4,308.39/6,462.60 = 1,188.45/x
  3. Step 3: Cross multiply
    4,308.39x = 6,462.60 × 1,188.45
  4. Step 4: Simplify right side
    4,308.39x = 7,680,476.97
  5. Step 5: Solve for x
    x = 7,680,476.97/4,308.39
  6. Step 6: Final answer
    x = 1,782.68

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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.