Home / 1,483.17-2,225.88-790.02

Finding the Fourth Proportional to 1,483.17, 2,225.88 and 790.02

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Solution

The fourth proportional to 1,483.17, 2,225.88 and 790.02 is: 1,185.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483.17 : 2,225.88 = 790.02 : x
  2. Step 2: Convert to fraction form
    1,483.17/2,225.88 = 790.02/x
  3. Step 3: Cross multiply
    1,483.17x = 2,225.88 × 790.02
  4. Step 4: Simplify right side
    1,483.17x = 1,758,489.72
  5. Step 5: Solve for x
    x = 1,758,489.72/1,483.17
  6. Step 6: Final answer
    x = 1,185.63

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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.