Home / 4,668.30-7,002.45-2,940.30

Finding the Fourth Proportional to 4,668.30, 7,002.45 and 2,940.30

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Solution

The fourth proportional to 4,668.30, 7,002.45 and 2,940.30 is: 4,410.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,668.30 : 7,002.45 = 2,940.30 : x
  2. Step 2: Convert to fraction form
    4,668.30/7,002.45 = 2,940.30/x
  3. Step 3: Cross multiply
    4,668.30x = 7,002.45 × 2,940.30
  4. Step 4: Simplify right side
    4,668.30x = 20,589,303.74
  5. Step 5: Solve for x
    x = 20,589,303.74/4,668.30
  6. Step 6: Final answer
    x = 4,410.45

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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.