Home / 9,259.86-13,890.02-3,020.53

Finding the Fourth Proportional to 9,259.86, 13,890.02 and 3,020.53

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Solution

The fourth proportional to 9,259.86, 13,890.02 and 3,020.53 is: 4,530.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,259.86 : 13,890.02 = 3,020.53 : x
  2. Step 2: Convert to fraction form
    9,259.86/13,890.02 = 3,020.53/x
  3. Step 3: Cross multiply
    9,259.86x = 13,890.02 × 3,020.53
  4. Step 4: Simplify right side
    9,259.86x = 41,955,222.11
  5. Step 5: Solve for x
    x = 41,955,222.11/9,259.86
  6. Step 6: Final answer
    x = 4,530.87

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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.