Home / 2,350.40-3,526.95-890.60

Finding the Fourth Proportional to 2,350.40, 3,526.95 and 890.60

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Solution

The fourth proportional to 2,350.40, 3,526.95 and 890.60 is: 1,336.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,350.40 : 3,526.95 = 890.60 : x
  2. Step 2: Convert to fraction form
    2,350.40/3,526.95 = 890.60/x
  3. Step 3: Cross multiply
    2,350.40x = 3,526.95 × 890.60
  4. Step 4: Simplify right side
    2,350.40x = 3,141,101.67
  5. Step 5: Solve for x
    x = 3,141,101.67/2,350.40
  6. Step 6: Final answer
    x = 1,336.41

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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.