Home / 7,904.16-11,850.18-4,783.38

Finding the Fourth Proportional to 7,904.16, 11,850.18 and 4,783.38

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Solution

The fourth proportional to 7,904.16, 11,850.18 and 4,783.38 is: 7,171.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,904.16 : 11,850.18 = 4,783.38 : x
  2. Step 2: Convert to fraction form
    7,904.16/11,850.18 = 4,783.38/x
  3. Step 3: Cross multiply
    7,904.16x = 11,850.18 × 4,783.38
  4. Step 4: Simplify right side
    7,904.16x = 56,683,914.01
  5. Step 5: Solve for x
    x = 56,683,914.01/7,904.16
  6. Step 6: Final answer
    x = 7,171.40

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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.