Home / 10,656.94-15,956.37-7,698.41

Finding the Fourth Proportional to 10,656.94, 15,956.37 and 7,698.41

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Solution

The fourth proportional to 10,656.94, 15,956.37 and 7,698.41 is: 11,526.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,656.94 : 15,956.37 = 7,698.41 : x
  2. Step 2: Convert to fraction form
    10,656.94/15,956.37 = 7,698.41/x
  3. Step 3: Cross multiply
    10,656.94x = 15,956.37 × 7,698.41
  4. Step 4: Simplify right side
    10,656.94x = 122,838,678.37
  5. Step 5: Solve for x
    x = 122,838,678.37/10,656.94
  6. Step 6: Final answer
    x = 11,526.64

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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.