Home / 4,840.23-6,683.28-3,719.40

Finding the Fourth Proportional to 4,840.23, 6,683.28 and 3,719.40

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Solution

The fourth proportional to 4,840.23, 6,683.28 and 3,719.40 is: 5,135.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,840.23 : 6,683.28 = 3,719.40 : x
  2. Step 2: Convert to fraction form
    4,840.23/6,683.28 = 3,719.40/x
  3. Step 3: Cross multiply
    4,840.23x = 6,683.28 × 3,719.40
  4. Step 4: Simplify right side
    4,840.23x = 24,857,791.63
  5. Step 5: Solve for x
    x = 24,857,791.63/4,840.23
  6. Step 6: Final answer
    x = 5,135.66

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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.