Home / 5,390.13-8,085.18-2,466.39

Finding the Fourth Proportional to 5,390.13, 8,085.18 and 2,466.39

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Solution

The fourth proportional to 5,390.13, 8,085.18 and 2,466.39 is: 3,699.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390.13 : 8,085.18 = 2,466.39 : x
  2. Step 2: Convert to fraction form
    5,390.13/8,085.18 = 2,466.39/x
  3. Step 3: Cross multiply
    5,390.13x = 8,085.18 × 2,466.39
  4. Step 4: Simplify right side
    5,390.13x = 19,941,207.10
  5. Step 5: Solve for x
    x = 19,941,207.10/5,390.13
  6. Step 6: Final answer
    x = 3,699.58

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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.