Home / 9,673.02-14,509.80-3,431.70

Finding the Fourth Proportional to 9,673.02, 14,509.80 and 3,431.70

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Solution

The fourth proportional to 9,673.02, 14,509.80 and 3,431.70 is: 5,147.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,673.02 : 14,509.80 = 3,431.70 : x
  2. Step 2: Convert to fraction form
    9,673.02/14,509.80 = 3,431.70/x
  3. Step 3: Cross multiply
    9,673.02x = 14,509.80 × 3,431.70
  4. Step 4: Simplify right side
    9,673.02x = 49,793,280.66
  5. Step 5: Solve for x
    x = 49,793,280.66/9,673.02
  6. Step 6: Final answer
    x = 5,147.65

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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.