Home / 4,827.06-7,240.05-1,539.90

Finding the Fourth Proportional to 4,827.06, 7,240.05 and 1,539.90

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Solution

The fourth proportional to 4,827.06, 7,240.05 and 1,539.90 is: 2,309.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,827.06 : 7,240.05 = 1,539.90 : x
  2. Step 2: Convert to fraction form
    4,827.06/7,240.05 = 1,539.90/x
  3. Step 3: Cross multiply
    4,827.06x = 7,240.05 × 1,539.90
  4. Step 4: Simplify right side
    4,827.06x = 11,148,953.00
  5. Step 5: Solve for x
    x = 11,148,953.00/4,827.06
  6. Step 6: Final answer
    x = 2,309.68

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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.