Home / 9,256.93-12,778.73-5,904.21

Finding the Fourth Proportional to 9,256.93, 12,778.73 and 5,904.21

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Solution

The fourth proportional to 9,256.93, 12,778.73 and 5,904.21 is: 8,150.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,256.93 : 12,778.73 = 5,904.21 : x
  2. Step 2: Convert to fraction form
    9,256.93/12,778.73 = 5,904.21/x
  3. Step 3: Cross multiply
    9,256.93x = 12,778.73 × 5,904.21
  4. Step 4: Simplify right side
    9,256.93x = 75,448,305.45
  5. Step 5: Solve for x
    x = 75,448,305.45/9,256.93
  6. Step 6: Final answer
    x = 8,150.47

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Double scale
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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.