Home / 4,319.65-6,479.58-3,230.93

Finding the Fourth Proportional to 4,319.65, 6,479.58 and 3,230.93

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Solution

The fourth proportional to 4,319.65, 6,479.58 and 3,230.93 is: 4,846.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,319.65 : 6,479.58 = 3,230.93 : x
  2. Step 2: Convert to fraction form
    4,319.65/6,479.58 = 3,230.93/x
  3. Step 3: Cross multiply
    4,319.65x = 6,479.58 × 3,230.93
  4. Step 4: Simplify right side
    4,319.65x = 20,935,069.41
  5. Step 5: Solve for x
    x = 20,935,069.41/4,319.65
  6. Step 6: Final answer
    x = 4,846.47

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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.