Home / 8,973.72-13,514.58-7,946.64

Finding the Fourth Proportional to 8,973.72, 13,514.58 and 7,946.64

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Solution

The fourth proportional to 8,973.72, 13,514.58 and 7,946.64 is: 11,967.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,973.72 : 13,514.58 = 7,946.64 : x
  2. Step 2: Convert to fraction form
    8,973.72/13,514.58 = 7,946.64/x
  3. Step 3: Cross multiply
    8,973.72x = 13,514.58 × 7,946.64
  4. Step 4: Simplify right side
    8,973.72x = 107,395,502.01
  5. Step 5: Solve for x
    x = 107,395,502.01/8,973.72
  6. Step 6: Final answer
    x = 11,967.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.