Home / 4,645.50-6,410.79-2,549.76

Finding the Fourth Proportional to 4,645.50, 6,410.79 and 2,549.76

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Solution

The fourth proportional to 4,645.50, 6,410.79 and 2,549.76 is: 3,518.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,645.50 : 6,410.79 = 2,549.76 : x
  2. Step 2: Convert to fraction form
    4,645.50/6,410.79 = 2,549.76/x
  3. Step 3: Cross multiply
    4,645.50x = 6,410.79 × 2,549.76
  4. Step 4: Simplify right side
    4,645.50x = 16,345,975.91
  5. Step 5: Solve for x
    x = 16,345,975.91/4,645.50
  6. Step 6: Final answer
    x = 3,518.67

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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.