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Finding the Fourth Proportional to 4,693.44, 7,040.16 and 1,230.69

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Solution

The fourth proportional to 4,693.44, 7,040.16 and 1,230.69 is: 1,846.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,693.44 : 7,040.16 = 1,230.69 : x
  2. Step 2: Convert to fraction form
    4,693.44/7,040.16 = 1,230.69/x
  3. Step 3: Cross multiply
    4,693.44x = 7,040.16 × 1,230.69
  4. Step 4: Simplify right side
    4,693.44x = 8,664,248.36
  5. Step 5: Solve for x
    x = 8,664,248.36/4,693.44
  6. Step 6: Final answer
    x = 1,846.03

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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.