Home / 6,286.93-9,430.86-1,904.74

Finding the Fourth Proportional to 6,286.93, 9,430.86 and 1,904.74

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Solution

The fourth proportional to 6,286.93, 9,430.86 and 1,904.74 is: 2,857.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,286.93 : 9,430.86 = 1,904.74 : x
  2. Step 2: Convert to fraction form
    6,286.93/9,430.86 = 1,904.74/x
  3. Step 3: Cross multiply
    6,286.93x = 9,430.86 × 1,904.74
  4. Step 4: Simplify right side
    6,286.93x = 17,963,336.28
  5. Step 5: Solve for x
    x = 17,963,336.28/6,286.93
  6. Step 6: Final answer
    x = 2,857.25

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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.