Home / 1,817.12-2,504.40-1,483.40

Finding the Fourth Proportional to 1,817.12, 2,504.40 and 1,483.40

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Solution

The fourth proportional to 1,817.12, 2,504.40 and 1,483.40 is: 2,044.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817.12 : 2,504.40 = 1,483.40 : x
  2. Step 2: Convert to fraction form
    1,817.12/2,504.40 = 1,483.40/x
  3. Step 3: Cross multiply
    1,817.12x = 2,504.40 × 1,483.40
  4. Step 4: Simplify right side
    1,817.12x = 3,715,026.96
  5. Step 5: Solve for x
    x = 3,715,026.96/1,817.12
  6. Step 6: Final answer
    x = 2,044.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.