Home / 2,763.16-4,136.10-1,461.40

Finding the Fourth Proportional to 2,763.16, 4,136.10 and 1,461.40

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Solution

The fourth proportional to 2,763.16, 4,136.10 and 1,461.40 is: 2,187.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,763.16 : 4,136.10 = 1,461.40 : x
  2. Step 2: Convert to fraction form
    2,763.16/4,136.10 = 1,461.40/x
  3. Step 3: Cross multiply
    2,763.16x = 4,136.10 × 1,461.40
  4. Step 4: Simplify right side
    2,763.16x = 6,044,496.54
  5. Step 5: Solve for x
    x = 6,044,496.54/2,763.16
  6. Step 6: Final answer
    x = 2,187.53

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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.