Home / 4,318.45-6,479.03-3,283.40

Finding the Fourth Proportional to 4,318.45, 6,479.03 and 3,283.40

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Solution

The fourth proportional to 4,318.45, 6,479.03 and 3,283.40 is: 4,926.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,318.45 : 6,479.03 = 3,283.40 : x
  2. Step 2: Convert to fraction form
    4,318.45/6,479.03 = 3,283.40/x
  3. Step 3: Cross multiply
    4,318.45x = 6,479.03 × 3,283.40
  4. Step 4: Simplify right side
    4,318.45x = 21,273,271.51
  5. Step 5: Solve for x
    x = 21,273,271.51/4,318.45
  6. Step 6: Final answer
    x = 4,926.14

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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.