Home / 5,461.02-7,536.85-3,103.52

Finding the Fourth Proportional to 5,461.02, 7,536.85 and 3,103.52

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Solution

The fourth proportional to 5,461.02, 7,536.85 and 3,103.52 is: 4,283.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,461.02 : 7,536.85 = 3,103.52 : x
  2. Step 2: Convert to fraction form
    5,461.02/7,536.85 = 3,103.52/x
  3. Step 3: Cross multiply
    5,461.02x = 7,536.85 × 3,103.52
  4. Step 4: Simplify right side
    5,461.02x = 23,390,719.27
  5. Step 5: Solve for x
    x = 23,390,719.27/5,461.02
  6. Step 6: Final answer
    x = 4,283.21

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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.