Home / 7,899.72-11,838.27-5,803.26

Finding the Fourth Proportional to 7,899.72, 11,838.27 and 5,803.26

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Solution

The fourth proportional to 7,899.72, 11,838.27 and 5,803.26 is: 8,696.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,899.72 : 11,838.27 = 5,803.26 : x
  2. Step 2: Convert to fraction form
    7,899.72/11,838.27 = 5,803.26/x
  3. Step 3: Cross multiply
    7,899.72x = 11,838.27 × 5,803.26
  4. Step 4: Simplify right side
    7,899.72x = 68,700,558.76
  5. Step 5: Solve for x
    x = 68,700,558.76/7,899.72
  6. Step 6: Final answer
    x = 8,696.58

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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.