Home / 8,406.93-11,601.42-4,630.45

Finding the Fourth Proportional to 8,406.93, 11,601.42 and 4,630.45

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Solution

The fourth proportional to 8,406.93, 11,601.42 and 4,630.45 is: 6,389.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,406.93 : 11,601.42 = 4,630.45 : x
  2. Step 2: Convert to fraction form
    8,406.93/11,601.42 = 4,630.45/x
  3. Step 3: Cross multiply
    8,406.93x = 11,601.42 × 4,630.45
  4. Step 4: Simplify right side
    8,406.93x = 53,719,795.24
  5. Step 5: Solve for x
    x = 53,719,795.24/8,406.93
  6. Step 6: Final answer
    x = 6,389.94

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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.