Home / 5,464.50-7,541.01-3,106.80

Finding the Fourth Proportional to 5,464.50, 7,541.01 and 3,106.80

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Solution

The fourth proportional to 5,464.50, 7,541.01 and 3,106.80 is: 4,287.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,464.50 : 7,541.01 = 3,106.80 : x
  2. Step 2: Convert to fraction form
    5,464.50/7,541.01 = 3,106.80/x
  3. Step 3: Cross multiply
    5,464.50x = 7,541.01 × 3,106.80
  4. Step 4: Simplify right side
    5,464.50x = 23,428,409.87
  5. Step 5: Solve for x
    x = 23,428,409.87/5,464.50
  6. Step 6: Final answer
    x = 4,287.38

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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.