Home / 8,466.93-11,684.37-4,638.55

Finding the Fourth Proportional to 8,466.93, 11,684.37 and 4,638.55

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Solution

The fourth proportional to 8,466.93, 11,684.37 and 4,638.55 is: 6,401.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,466.93 : 11,684.37 = 4,638.55 : x
  2. Step 2: Convert to fraction form
    8,466.93/11,684.37 = 4,638.55/x
  3. Step 3: Cross multiply
    8,466.93x = 11,684.37 × 4,638.55
  4. Step 4: Simplify right side
    8,466.93x = 54,198,534.46
  5. Step 5: Solve for x
    x = 54,198,534.46/8,466.93
  6. Step 6: Final answer
    x = 6,401.20

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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.