Home / 7,870.05-11,768.62-6,094.93

Finding the Fourth Proportional to 7,870.05, 11,768.62 and 6,094.93

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Solution

The fourth proportional to 7,870.05, 11,768.62 and 6,094.93 is: 9,114.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,870.05 : 11,768.62 = 6,094.93 : x
  2. Step 2: Convert to fraction form
    7,870.05/11,768.62 = 6,094.93/x
  3. Step 3: Cross multiply
    7,870.05x = 11,768.62 × 6,094.93
  4. Step 4: Simplify right side
    7,870.05x = 71,728,915.10
  5. Step 5: Solve for x
    x = 71,728,915.10/7,870.05
  6. Step 6: Final answer
    x = 9,114.16

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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.