Home / 1,618.61-2,423.70-1,483.29

Finding the Fourth Proportional to 1,618.61, 2,423.70 and 1,483.29

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Solution

The fourth proportional to 1,618.61, 2,423.70 and 1,483.29 is: 2,221.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618.61 : 2,423.70 = 1,483.29 : x
  2. Step 2: Convert to fraction form
    1,618.61/2,423.70 = 1,483.29/x
  3. Step 3: Cross multiply
    1,618.61x = 2,423.70 × 1,483.29
  4. Step 4: Simplify right side
    1,618.61x = 3,595,038.98
  5. Step 5: Solve for x
    x = 3,595,038.98/1,618.61
  6. Step 6: Final answer
    x = 2,221.07

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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.