Home / 5,368.23-8,051.11-2,405.11

Finding the Fourth Proportional to 5,368.23, 8,051.11 and 2,405.11

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Solution

The fourth proportional to 5,368.23, 8,051.11 and 2,405.11 is: 3,607.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,368.23 : 8,051.11 = 2,405.11 : x
  2. Step 2: Convert to fraction form
    5,368.23/8,051.11 = 2,405.11/x
  3. Step 3: Cross multiply
    5,368.23x = 8,051.11 × 2,405.11
  4. Step 4: Simplify right side
    5,368.23x = 19,363,805.17
  5. Step 5: Solve for x
    x = 19,363,805.17/5,368.23
  6. Step 6: Final answer
    x = 3,607.11

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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.