Home / 3,316-4,575.78-1,823.98

Finding the Fourth Proportional to 3,316, 4,575.78 and 1,823.98

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Solution

The fourth proportional to 3,316, 4,575.78 and 1,823.98 is: 2,516.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,316 : 4,575.78 = 1,823.98 : x
  2. Step 2: Convert to fraction form
    3,316/4,575.78 = 1,823.98/x
  3. Step 3: Cross multiply
    3,316x = 4,575.78 × 1,823.98
  4. Step 4: Simplify right side
    3,316x = 8,346,131.20
  5. Step 5: Solve for x
    x = 8,346,131.20/3,316
  6. Step 6: Final answer
    x = 2,516.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.