Home / 4,684.04-6,466.74-3,115.40

Finding the Fourth Proportional to 4,684.04, 6,466.74 and 3,115.40

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Solution

The fourth proportional to 4,684.04, 6,466.74 and 3,115.40 is: 4,301.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,684.04 : 6,466.74 = 3,115.40 : x
  2. Step 2: Convert to fraction form
    4,684.04/6,466.74 = 3,115.40/x
  3. Step 3: Cross multiply
    4,684.04x = 6,466.74 × 3,115.40
  4. Step 4: Simplify right side
    4,684.04x = 20,146,481.80
  5. Step 5: Solve for x
    x = 20,146,481.80/4,684.04
  6. Step 6: Final answer
    x = 4,301.09

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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.