Home / 3,557.12-5,336.42-1,802.32

Finding the Fourth Proportional to 3,557.12, 5,336.42 and 1,802.32

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Solution

The fourth proportional to 3,557.12, 5,336.42 and 1,802.32 is: 2,703.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557.12 : 5,336.42 = 1,802.32 : x
  2. Step 2: Convert to fraction form
    3,557.12/5,336.42 = 1,802.32/x
  3. Step 3: Cross multiply
    3,557.12x = 5,336.42 × 1,802.32
  4. Step 4: Simplify right side
    3,557.12x = 9,617,914.14
  5. Step 5: Solve for x
    x = 9,617,914.14/3,557.12
  6. Step 6: Final answer
    x = 2,703.85

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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.