Home / 8,668.08-13,002.12-3,477.52

Finding the Fourth Proportional to 8,668.08, 13,002.12 and 3,477.52

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Solution

The fourth proportional to 8,668.08, 13,002.12 and 3,477.52 is: 5,216.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,668.08 : 13,002.12 = 3,477.52 : x
  2. Step 2: Convert to fraction form
    8,668.08/13,002.12 = 3,477.52/x
  3. Step 3: Cross multiply
    8,668.08x = 13,002.12 × 3,477.52
  4. Step 4: Simplify right side
    8,668.08x = 45,215,132.34
  5. Step 5: Solve for x
    x = 45,215,132.34/8,668.08
  6. Step 6: Final answer
    x = 5,216.28

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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.