Home / 11,668.96-16,100.40-6,633.28

Finding the Fourth Proportional to 11,668.96, 16,100.40 and 6,633.28

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Solution

The fourth proportional to 11,668.96, 16,100.40 and 6,633.28 is: 9,152.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,668.96 : 16,100.40 = 6,633.28 : x
  2. Step 2: Convert to fraction form
    11,668.96/16,100.40 = 6,633.28/x
  3. Step 3: Cross multiply
    11,668.96x = 16,100.40 × 6,633.28
  4. Step 4: Simplify right side
    11,668.96x = 106,798,461.31
  5. Step 5: Solve for x
    x = 106,798,461.31/11,668.96
  6. Step 6: Final answer
    x = 9,152.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.