Home / 9,495.02-13,110-6,139.73

Finding the Fourth Proportional to 9,495.02, 13,110 and 6,139.73

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Solution

The fourth proportional to 9,495.02, 13,110 and 6,139.73 is: 8,477.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,495.02 : 13,110 = 6,139.73 : x
  2. Step 2: Convert to fraction form
    9,495.02/13,110 = 6,139.73/x
  3. Step 3: Cross multiply
    9,495.02x = 13,110 × 6,139.73
  4. Step 4: Simplify right side
    9,495.02x = 80,491,860.30
  5. Step 5: Solve for x
    x = 80,491,860.30/9,495.02
  6. Step 6: Final answer
    x = 8,477.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.