Home / 8,386.83-12,583.69-4,437.07

Finding the Fourth Proportional to 8,386.83, 12,583.69 and 4,437.07

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Solution

The fourth proportional to 8,386.83, 12,583.69 and 4,437.07 is: 6,657.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,386.83 : 12,583.69 = 4,437.07 : x
  2. Step 2: Convert to fraction form
    8,386.83/12,583.69 = 4,437.07/x
  3. Step 3: Cross multiply
    8,386.83x = 12,583.69 × 4,437.07
  4. Step 4: Simplify right side
    8,386.83x = 55,834,713.39
  5. Step 5: Solve for x
    x = 55,834,713.39/8,386.83
  6. Step 6: Final answer
    x = 6,657.43

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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.