Home / 12,630.60-18,946.26-4,840.02

Finding the Fourth Proportional to 12,630.60, 18,946.26 and 4,840.02

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Solution

The fourth proportional to 12,630.60, 18,946.26 and 4,840.02 is: 7,260.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,630.60 : 18,946.26 = 4,840.02 : x
  2. Step 2: Convert to fraction form
    12,630.60/18,946.26 = 4,840.02/x
  3. Step 3: Cross multiply
    12,630.60x = 18,946.26 × 4,840.02
  4. Step 4: Simplify right side
    12,630.60x = 91,700,277.33
  5. Step 5: Solve for x
    x = 91,700,277.33/12,630.60
  6. Step 6: Final answer
    x = 7,260.17

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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.