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Finding the Fourth Proportional to 3,774.98, 5,666.07 and 2,316.98

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Solution

The fourth proportional to 3,774.98, 5,666.07 and 2,316.98 is: 3,477.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,774.98 : 5,666.07 = 2,316.98 : x
  2. Step 2: Convert to fraction form
    3,774.98/5,666.07 = 2,316.98/x
  3. Step 3: Cross multiply
    3,774.98x = 5,666.07 × 2,316.98
  4. Step 4: Simplify right side
    3,774.98x = 13,128,193.72
  5. Step 5: Solve for x
    x = 13,128,193.72/3,774.98
  6. Step 6: Final answer
    x = 3,477.68

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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.