Home / 9,336.74-14,004.90-7,686.63

Finding the Fourth Proportional to 9,336.74, 14,004.90 and 7,686.63

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Solution

The fourth proportional to 9,336.74, 14,004.90 and 7,686.63 is: 11,529.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,336.74 : 14,004.90 = 7,686.63 : x
  2. Step 2: Convert to fraction form
    9,336.74/14,004.90 = 7,686.63/x
  3. Step 3: Cross multiply
    9,336.74x = 14,004.90 × 7,686.63
  4. Step 4: Simplify right side
    9,336.74x = 107,650,484.49
  5. Step 5: Solve for x
    x = 107,650,484.49/9,336.74
  6. Step 6: Final answer
    x = 11,529.78

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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.