Home / 7,727.43-10,666.37-4,540.67

Finding the Fourth Proportional to 7,727.43, 10,666.37 and 4,540.67

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Solution

The fourth proportional to 7,727.43, 10,666.37 and 4,540.67 is: 6,267.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,727.43 : 10,666.37 = 4,540.67 : x
  2. Step 2: Convert to fraction form
    7,727.43/10,666.37 = 4,540.67/x
  3. Step 3: Cross multiply
    7,727.43x = 10,666.37 × 4,540.67
  4. Step 4: Simplify right side
    7,727.43x = 48,432,443.56
  5. Step 5: Solve for x
    x = 48,432,443.56/7,727.43
  6. Step 6: Final answer
    x = 6,267.60

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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.