Home / 4,946.41-7,420.34-1,613.57

Finding the Fourth Proportional to 4,946.41, 7,420.34 and 1,613.57

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Solution

The fourth proportional to 4,946.41, 7,420.34 and 1,613.57 is: 2,420.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,946.41 : 7,420.34 = 1,613.57 : x
  2. Step 2: Convert to fraction form
    4,946.41/7,420.34 = 1,613.57/x
  3. Step 3: Cross multiply
    4,946.41x = 7,420.34 × 1,613.57
  4. Step 4: Simplify right side
    4,946.41x = 11,973,260.60
  5. Step 5: Solve for x
    x = 11,973,260.60/4,946.41
  6. Step 6: Final answer
    x = 2,420.60

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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.