Home / 8,607.24-11,877.26-4,829.90

Finding the Fourth Proportional to 8,607.24, 11,877.26 and 4,829.90

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Solution

The fourth proportional to 8,607.24, 11,877.26 and 4,829.90 is: 6,664.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,607.24 : 11,877.26 = 4,829.90 : x
  2. Step 2: Convert to fraction form
    8,607.24/11,877.26 = 4,829.90/x
  3. Step 3: Cross multiply
    8,607.24x = 11,877.26 × 4,829.90
  4. Step 4: Simplify right side
    8,607.24x = 57,365,978.07
  5. Step 5: Solve for x
    x = 57,365,978.07/8,607.24
  6. Step 6: Final answer
    x = 6,664.85

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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.