Home / 12,568.79-18,852.90-6,327.13

Finding the Fourth Proportional to 12,568.79, 18,852.90 and 6,327.13

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Solution

The fourth proportional to 12,568.79, 18,852.90 and 6,327.13 is: 9,490.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,568.79 : 18,852.90 = 6,327.13 : x
  2. Step 2: Convert to fraction form
    12,568.79/18,852.90 = 6,327.13/x
  3. Step 3: Cross multiply
    12,568.79x = 18,852.90 × 6,327.13
  4. Step 4: Simplify right side
    12,568.79x = 119,284,672.02
  5. Step 5: Solve for x
    x = 119,284,672.02/12,568.79
  6. Step 6: Final answer
    x = 9,490.54

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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.