Home / 6,734.40-10,090.80-4,264.80

Finding the Fourth Proportional to 6,734.40, 10,090.80 and 4,264.80

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Solution

The fourth proportional to 6,734.40, 10,090.80 and 4,264.80 is: 6,390.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,734.40 : 10,090.80 = 4,264.80 : x
  2. Step 2: Convert to fraction form
    6,734.40/10,090.80 = 4,264.80/x
  3. Step 3: Cross multiply
    6,734.40x = 10,090.80 × 4,264.80
  4. Step 4: Simplify right side
    6,734.40x = 43,035,243.84
  5. Step 5: Solve for x
    x = 43,035,243.84/6,734.40
  6. Step 6: Final answer
    x = 6,390.36

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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.