Home / 7,807.45-10,774.26-4,450.27

Finding the Fourth Proportional to 7,807.45, 10,774.26 and 4,450.27

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Solution

The fourth proportional to 7,807.45, 10,774.26 and 4,450.27 is: 6,141.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,807.45 : 10,774.26 = 4,450.27 : x
  2. Step 2: Convert to fraction form
    7,807.45/10,774.26 = 4,450.27/x
  3. Step 3: Cross multiply
    7,807.45x = 10,774.26 × 4,450.27
  4. Step 4: Simplify right side
    7,807.45x = 47,948,366.05
  5. Step 5: Solve for x
    x = 47,948,366.05/7,807.45
  6. Step 6: Final answer
    x = 6,141.36

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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.