Home / 7,705.50-10,633.51-4,168.63

Finding the Fourth Proportional to 7,705.50, 10,633.51 and 4,168.63

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Solution

The fourth proportional to 7,705.50, 10,633.51 and 4,168.63 is: 5,752.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,705.50 : 10,633.51 = 4,168.63 : x
  2. Step 2: Convert to fraction form
    7,705.50/10,633.51 = 4,168.63/x
  3. Step 3: Cross multiply
    7,705.50x = 10,633.51 × 4,168.63
  4. Step 4: Simplify right side
    7,705.50x = 44,327,168.79
  5. Step 5: Solve for x
    x = 44,327,168.79/7,705.50
  6. Step 6: Final answer
    x = 5,752.67

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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.