Home / 3,488.05-5,232.04-890.98

Finding the Fourth Proportional to 3,488.05, 5,232.04 and 890.98

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Solution

The fourth proportional to 3,488.05, 5,232.04 and 890.98 is: 1,336.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,488.05 : 5,232.04 = 890.98 : x
  2. Step 2: Convert to fraction form
    3,488.05/5,232.04 = 890.98/x
  3. Step 3: Cross multiply
    3,488.05x = 5,232.04 × 890.98
  4. Step 4: Simplify right side
    3,488.05x = 4,661,643.00
  5. Step 5: Solve for x
    x = 4,661,643.00/3,488.05
  6. Step 6: Final answer
    x = 1,336.46

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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.