Home / 3,688.60-5,533.58-1,055.99

Finding the Fourth Proportional to 3,688.60, 5,533.58 and 1,055.99

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Solution

The fourth proportional to 3,688.60, 5,533.58 and 1,055.99 is: 1,584.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,688.60 : 5,533.58 = 1,055.99 : x
  2. Step 2: Convert to fraction form
    3,688.60/5,533.58 = 1,055.99/x
  3. Step 3: Cross multiply
    3,688.60x = 5,533.58 × 1,055.99
  4. Step 4: Simplify right side
    3,688.60x = 5,843,399.86
  5. Step 5: Solve for x
    x = 5,843,399.86/3,688.60
  6. Step 6: Final answer
    x = 1,584.18

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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.