Home / 4,981.64-7,454.00-3,666.36

Finding the Fourth Proportional to 4,981.64, 7,454.00 and 3,666.36

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Solution

The fourth proportional to 4,981.64, 7,454.00 and 3,666.36 is: 5,485.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,981.64 : 7,454.00 = 3,666.36 : x
  2. Step 2: Convert to fraction form
    4,981.64/7,454.00 = 3,666.36/x
  3. Step 3: Cross multiply
    4,981.64x = 7,454.00 × 3,666.36
  4. Step 4: Simplify right side
    4,981.64x = 27,329,070.81
  5. Step 5: Solve for x
    x = 27,329,070.81/4,981.64
  6. Step 6: Final answer
    x = 5,485.96

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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.