Home / 7,246.08-10,878.84-4,289.99

Finding the Fourth Proportional to 7,246.08, 10,878.84 and 4,289.99

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Solution

The fourth proportional to 7,246.08, 10,878.84 and 4,289.99 is: 6,440.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,246.08 : 10,878.84 = 4,289.99 : x
  2. Step 2: Convert to fraction form
    7,246.08/10,878.84 = 4,289.99/x
  3. Step 3: Cross multiply
    7,246.08x = 10,878.84 × 4,289.99
  4. Step 4: Simplify right side
    7,246.08x = 46,670,060.42
  5. Step 5: Solve for x
    x = 46,670,060.42/7,246.08
  6. Step 6: Final answer
    x = 6,440.73

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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.