Home / 8,584.18-12,875.25-2,259.70

Finding the Fourth Proportional to 8,584.18, 12,875.25 and 2,259.70

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Solution

The fourth proportional to 8,584.18, 12,875.25 and 2,259.70 is: 3,389.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,584.18 : 12,875.25 = 2,259.70 : x
  2. Step 2: Convert to fraction form
    8,584.18/12,875.25 = 2,259.70/x
  3. Step 3: Cross multiply
    8,584.18x = 12,875.25 × 2,259.70
  4. Step 4: Simplify right side
    8,584.18x = 29,094,178.71
  5. Step 5: Solve for x
    x = 29,094,178.71/8,584.18
  6. Step 6: Final answer
    x = 3,389.28

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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.