Home / 7,892.05-10,885.45-5,060.23

Finding the Fourth Proportional to 7,892.05, 10,885.45 and 5,060.23

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Solution

The fourth proportional to 7,892.05, 10,885.45 and 5,060.23 is: 6,979.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,892.05 : 10,885.45 = 5,060.23 : x
  2. Step 2: Convert to fraction form
    7,892.05/10,885.45 = 5,060.23/x
  3. Step 3: Cross multiply
    7,892.05x = 10,885.45 × 5,060.23
  4. Step 4: Simplify right side
    7,892.05x = 55,082,880.65
  5. Step 5: Solve for x
    x = 55,082,880.65/7,892.05
  6. Step 6: Final answer
    x = 6,979.54

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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.