Home / 4,662.13-6,430.49-3,167.45

Finding the Fourth Proportional to 4,662.13, 6,430.49 and 3,167.45

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Solution

The fourth proportional to 4,662.13, 6,430.49 and 3,167.45 is: 4,368.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,662.13 : 6,430.49 = 3,167.45 : x
  2. Step 2: Convert to fraction form
    4,662.13/6,430.49 = 3,167.45/x
  3. Step 3: Cross multiply
    4,662.13x = 6,430.49 × 3,167.45
  4. Step 4: Simplify right side
    4,662.13x = 20,368,255.55
  5. Step 5: Solve for x
    x = 20,368,255.55/4,662.13
  6. Step 6: Final answer
    x = 4,368.87

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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.