Home / 3,583.64-5,377.08-1,636.40

Finding the Fourth Proportional to 3,583.64, 5,377.08 and 1,636.40

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Solution

The fourth proportional to 3,583.64, 5,377.08 and 1,636.40 is: 2,455.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,583.64 : 5,377.08 = 1,636.40 : x
  2. Step 2: Convert to fraction form
    3,583.64/5,377.08 = 1,636.40/x
  3. Step 3: Cross multiply
    3,583.64x = 5,377.08 × 1,636.40
  4. Step 4: Simplify right side
    3,583.64x = 8,799,053.71
  5. Step 5: Solve for x
    x = 8,799,053.71/3,583.64
  6. Step 6: Final answer
    x = 2,455.34

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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.