Home / 6,904.81-9,528.74-3,761

Finding the Fourth Proportional to 6,904.81, 9,528.74 and 3,761

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Solution

The fourth proportional to 6,904.81, 9,528.74 and 3,761 is: 5,190.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,904.81 : 9,528.74 = 3,761 : x
  2. Step 2: Convert to fraction form
    6,904.81/9,528.74 = 3,761/x
  3. Step 3: Cross multiply
    6,904.81x = 9,528.74 × 3,761
  4. Step 4: Simplify right side
    6,904.81x = 35,837,591.14
  5. Step 5: Solve for x
    x = 35,837,591.14/6,904.81
  6. Step 6: Final answer
    x = 5,190.24

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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.