Home / 8,623.07-11,900.85-4,846.25

Finding the Fourth Proportional to 8,623.07, 11,900.85 and 4,846.25

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Solution

The fourth proportional to 8,623.07, 11,900.85 and 4,846.25 is: 6,688.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,623.07 : 11,900.85 = 4,846.25 : x
  2. Step 2: Convert to fraction form
    8,623.07/11,900.85 = 4,846.25/x
  3. Step 3: Cross multiply
    8,623.07x = 11,900.85 × 4,846.25
  4. Step 4: Simplify right side
    8,623.07x = 57,674,494.31
  5. Step 5: Solve for x
    x = 57,674,494.31/8,623.07
  6. Step 6: Final answer
    x = 6,688.39

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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.