Home / 7,887.24-11,827.08-4,193.64

Finding the Fourth Proportional to 7,887.24, 11,827.08 and 4,193.64

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Solution

The fourth proportional to 7,887.24, 11,827.08 and 4,193.64 is: 6,288.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,887.24 : 11,827.08 = 4,193.64 : x
  2. Step 2: Convert to fraction form
    7,887.24/11,827.08 = 4,193.64/x
  3. Step 3: Cross multiply
    7,887.24x = 11,827.08 × 4,193.64
  4. Step 4: Simplify right side
    7,887.24x = 49,598,515.77
  5. Step 5: Solve for x
    x = 49,598,515.77/7,887.24
  6. Step 6: Final answer
    x = 6,288.45

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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.