Home / 11,342.04-16,995.74-4,764.63

Finding the Fourth Proportional to 11,342.04, 16,995.74 and 4,764.63

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Solution

The fourth proportional to 11,342.04, 16,995.74 and 4,764.63 is: 7,139.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,342.04 : 16,995.74 = 4,764.63 : x
  2. Step 2: Convert to fraction form
    11,342.04/16,995.74 = 4,764.63/x
  3. Step 3: Cross multiply
    11,342.04x = 16,995.74 × 4,764.63
  4. Step 4: Simplify right side
    11,342.04x = 80,978,388.85
  5. Step 5: Solve for x
    x = 80,978,388.85/11,342.04
  6. Step 6: Final answer
    x = 7,139.67

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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.