Home / 7,206.04-9,940.78-4,816.60

Finding the Fourth Proportional to 7,206.04, 9,940.78 and 4,816.60

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Solution

The fourth proportional to 7,206.04, 9,940.78 and 4,816.60 is: 6,644.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,206.04 : 9,940.78 = 4,816.60 : x
  2. Step 2: Convert to fraction form
    7,206.04/9,940.78 = 4,816.60/x
  3. Step 3: Cross multiply
    7,206.04x = 9,940.78 × 4,816.60
  4. Step 4: Simplify right side
    7,206.04x = 47,880,760.95
  5. Step 5: Solve for x
    x = 47,880,760.95/7,206.04
  6. Step 6: Final answer
    x = 6,644.53

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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.