Home / 7,027.02-10,539.72-2,862.81

Finding the Fourth Proportional to 7,027.02, 10,539.72 and 2,862.81

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Solution

The fourth proportional to 7,027.02, 10,539.72 and 2,862.81 is: 4,293.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,027.02 : 10,539.72 = 2,862.81 : x
  2. Step 2: Convert to fraction form
    7,027.02/10,539.72 = 2,862.81/x
  3. Step 3: Cross multiply
    7,027.02x = 10,539.72 × 2,862.81
  4. Step 4: Simplify right side
    7,027.02x = 30,173,215.81
  5. Step 5: Solve for x
    x = 30,173,215.81/7,027.02
  6. Step 6: Final answer
    x = 4,293.89

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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.