Home / 5,904.81-8,149.05-3,387.69

Finding the Fourth Proportional to 5,904.81, 8,149.05 and 3,387.69

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Solution

The fourth proportional to 5,904.81, 8,149.05 and 3,387.69 is: 4,675.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,904.81 : 8,149.05 = 3,387.69 : x
  2. Step 2: Convert to fraction form
    5,904.81/8,149.05 = 3,387.69/x
  3. Step 3: Cross multiply
    5,904.81x = 8,149.05 × 3,387.69
  4. Step 4: Simplify right side
    5,904.81x = 27,606,455.19
  5. Step 5: Solve for x
    x = 27,606,455.19/5,904.81
  6. Step 6: Final answer
    x = 4,675.25

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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.