Home / 12,410.75-18,615.65-3,050.80

Finding the Fourth Proportional to 12,410.75, 18,615.65 and 3,050.80

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Solution

The fourth proportional to 12,410.75, 18,615.65 and 3,050.80 is: 4,576.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,410.75 : 18,615.65 = 3,050.80 : x
  2. Step 2: Convert to fraction form
    12,410.75/18,615.65 = 3,050.80/x
  3. Step 3: Cross multiply
    12,410.75x = 18,615.65 × 3,050.80
  4. Step 4: Simplify right side
    12,410.75x = 56,792,563.23
  5. Step 5: Solve for x
    x = 56,792,563.23/12,410.75
  6. Step 6: Final answer
    x = 4,576.08

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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.