Home / 3,605.85-5,376.95-3,477.36

Finding the Fourth Proportional to 3,605.85, 5,376.95 and 3,477.36

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Solution

The fourth proportional to 3,605.85, 5,376.95 and 3,477.36 is: 5,185.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,605.85 : 5,376.95 = 3,477.36 : x
  2. Step 2: Convert to fraction form
    3,605.85/5,376.95 = 3,477.36/x
  3. Step 3: Cross multiply
    3,605.85x = 5,376.95 × 3,477.36
  4. Step 4: Simplify right side
    3,605.85x = 18,697,573.47
  5. Step 5: Solve for x
    x = 18,697,573.47/3,605.85
  6. Step 6: Final answer
    x = 5,185.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.