Home / 9,621.30-14,430.60-3,048.15

Finding the Fourth Proportional to 9,621.30, 14,430.60 and 3,048.15

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Solution

The fourth proportional to 9,621.30, 14,430.60 and 3,048.15 is: 4,571.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,621.30 : 14,430.60 = 3,048.15 : x
  2. Step 2: Convert to fraction form
    9,621.30/14,430.60 = 3,048.15/x
  3. Step 3: Cross multiply
    9,621.30x = 14,430.60 × 3,048.15
  4. Step 4: Simplify right side
    9,621.30x = 43,986,633.39
  5. Step 5: Solve for x
    x = 43,986,633.39/9,621.30
  6. Step 6: Final answer
    x = 4,571.80

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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.