Home / 1,965.02-2,948.20-1,233.74

Finding the Fourth Proportional to 1,965.02, 2,948.20 and 1,233.74

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Solution

The fourth proportional to 1,965.02, 2,948.20 and 1,233.74 is: 1,851.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,965.02 : 2,948.20 = 1,233.74 : x
  2. Step 2: Convert to fraction form
    1,965.02/2,948.20 = 1,233.74/x
  3. Step 3: Cross multiply
    1,965.02x = 2,948.20 × 1,233.74
  4. Step 4: Simplify right side
    1,965.02x = 3,637,312.27
  5. Step 5: Solve for x
    x = 3,637,312.27/1,965.02
  6. Step 6: Final answer
    x = 1,851.03

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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.