Home / 4,374.58-6,561.93-2,439.09

Finding the Fourth Proportional to 4,374.58, 6,561.93 and 2,439.09

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Solution

The fourth proportional to 4,374.58, 6,561.93 and 2,439.09 is: 3,658.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,374.58 : 6,561.93 = 2,439.09 : x
  2. Step 2: Convert to fraction form
    4,374.58/6,561.93 = 2,439.09/x
  3. Step 3: Cross multiply
    4,374.58x = 6,561.93 × 2,439.09
  4. Step 4: Simplify right side
    4,374.58x = 16,005,137.84
  5. Step 5: Solve for x
    x = 16,005,137.84/4,374.58
  6. Step 6: Final answer
    x = 3,658.67

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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.