Home / 8,259.50-12,390.35-2,416.02

Finding the Fourth Proportional to 8,259.50, 12,390.35 and 2,416.02

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Solution

The fourth proportional to 8,259.50, 12,390.35 and 2,416.02 is: 3,624.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,259.50 : 12,390.35 = 2,416.02 : x
  2. Step 2: Convert to fraction form
    8,259.50/12,390.35 = 2,416.02/x
  3. Step 3: Cross multiply
    8,259.50x = 12,390.35 × 2,416.02
  4. Step 4: Simplify right side
    8,259.50x = 29,935,321.33
  5. Step 5: Solve for x
    x = 29,935,321.33/8,259.50
  6. Step 6: Final answer
    x = 3,624.35

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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.