Home / 5,459.63-7,534.01-3,101.72

Finding the Fourth Proportional to 5,459.63, 7,534.01 and 3,101.72

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Solution

The fourth proportional to 5,459.63, 7,534.01 and 3,101.72 is: 4,280.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,459.63 : 7,534.01 = 3,101.72 : x
  2. Step 2: Convert to fraction form
    5,459.63/7,534.01 = 3,101.72/x
  3. Step 3: Cross multiply
    5,459.63x = 7,534.01 × 3,101.72
  4. Step 4: Simplify right side
    5,459.63x = 23,368,359.58
  5. Step 5: Solve for x
    x = 23,368,359.58/5,459.63
  6. Step 6: Final answer
    x = 4,280.21

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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.