Home / 6,435.04-8,884.36-4,940.10

Finding the Fourth Proportional to 6,435.04, 8,884.36 and 4,940.10

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Solution

The fourth proportional to 6,435.04, 8,884.36 and 4,940.10 is: 6,820.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,435.04 : 8,884.36 = 4,940.10 : x
  2. Step 2: Convert to fraction form
    6,435.04/8,884.36 = 4,940.10/x
  3. Step 3: Cross multiply
    6,435.04x = 8,884.36 × 4,940.10
  4. Step 4: Simplify right side
    6,435.04x = 43,889,626.84
  5. Step 5: Solve for x
    x = 43,889,626.84/6,435.04
  6. Step 6: Final answer
    x = 6,820.41

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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.