Home / 8,416.06-12,623.95-2,869.36

Finding the Fourth Proportional to 8,416.06, 12,623.95 and 2,869.36

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Solution

The fourth proportional to 8,416.06, 12,623.95 and 2,869.36 is: 4,303.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,416.06 : 12,623.95 = 2,869.36 : x
  2. Step 2: Convert to fraction form
    8,416.06/12,623.95 = 2,869.36/x
  3. Step 3: Cross multiply
    8,416.06x = 12,623.95 × 2,869.36
  4. Step 4: Simplify right side
    8,416.06x = 36,222,657.17
  5. Step 5: Solve for x
    x = 36,222,657.17/8,416.06
  6. Step 6: Final answer
    x = 4,303.99

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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.