Home / 6,308.06-8,698.52-4,712.21

Finding the Fourth Proportional to 6,308.06, 8,698.52 and 4,712.21

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Solution

The fourth proportional to 6,308.06, 8,698.52 and 4,712.21 is: 6,497.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,308.06 : 8,698.52 = 4,712.21 : x
  2. Step 2: Convert to fraction form
    6,308.06/8,698.52 = 4,712.21/x
  3. Step 3: Cross multiply
    6,308.06x = 8,698.52 × 4,712.21
  4. Step 4: Simplify right side
    6,308.06x = 40,989,209.44
  5. Step 5: Solve for x
    x = 40,989,209.44/6,308.06
  6. Step 6: Final answer
    x = 6,497.92

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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.