Home / 6,430.19-9,646.76-2,732.54

Finding the Fourth Proportional to 6,430.19, 9,646.76 and 2,732.54

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Solution

The fourth proportional to 6,430.19, 9,646.76 and 2,732.54 is: 4,099.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,430.19 : 9,646.76 = 2,732.54 : x
  2. Step 2: Convert to fraction form
    6,430.19/9,646.76 = 2,732.54/x
  3. Step 3: Cross multiply
    6,430.19x = 9,646.76 × 2,732.54
  4. Step 4: Simplify right side
    6,430.19x = 26,360,116.17
  5. Step 5: Solve for x
    x = 26,360,116.17/6,430.19
  6. Step 6: Final answer
    x = 4,099.43

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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.