Home / 10,668.60-16,004.52-6,288.12

Finding the Fourth Proportional to 10,668.60, 16,004.52 and 6,288.12

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Solution

The fourth proportional to 10,668.60, 16,004.52 and 6,288.12 is: 9,433.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,668.60 : 16,004.52 = 6,288.12 : x
  2. Step 2: Convert to fraction form
    10,668.60/16,004.52 = 6,288.12/x
  3. Step 3: Cross multiply
    10,668.60x = 16,004.52 × 6,288.12
  4. Step 4: Simplify right side
    10,668.60x = 100,638,342.30
  5. Step 5: Solve for x
    x = 100,638,342.30/10,668.60
  6. Step 6: Final answer
    x = 9,433.13

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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.