Home / 8,808.31-12,155.45-4,829.33

Finding the Fourth Proportional to 8,808.31, 12,155.45 and 4,829.33

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Solution

The fourth proportional to 8,808.31, 12,155.45 and 4,829.33 is: 6,664.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,808.31 : 12,155.45 = 4,829.33 : x
  2. Step 2: Convert to fraction form
    8,808.31/12,155.45 = 4,829.33/x
  3. Step 3: Cross multiply
    8,808.31x = 12,155.45 × 4,829.33
  4. Step 4: Simplify right side
    8,808.31x = 58,702,679.35
  5. Step 5: Solve for x
    x = 58,702,679.35/8,808.31
  6. Step 6: Final answer
    x = 6,664.47

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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.