Home / 2,368.61-3,555.29-982.76

Finding the Fourth Proportional to 2,368.61, 3,555.29 and 982.76

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Solution

The fourth proportional to 2,368.61, 3,555.29 and 982.76 is: 1,475.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,368.61 : 3,555.29 = 982.76 : x
  2. Step 2: Convert to fraction form
    2,368.61/3,555.29 = 982.76/x
  3. Step 3: Cross multiply
    2,368.61x = 3,555.29 × 982.76
  4. Step 4: Simplify right side
    2,368.61x = 3,493,996.80
  5. Step 5: Solve for x
    x = 3,493,996.80/2,368.61
  6. Step 6: Final answer
    x = 1,475.13

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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.