Home / 8,127.02-12,195.40-7,466.06

Finding the Fourth Proportional to 8,127.02, 12,195.40 and 7,466.06

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Solution

The fourth proportional to 8,127.02, 12,195.40 and 7,466.06 is: 11,203.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,127.02 : 12,195.40 = 7,466.06 : x
  2. Step 2: Convert to fraction form
    8,127.02/12,195.40 = 7,466.06/x
  3. Step 3: Cross multiply
    8,127.02x = 12,195.40 × 7,466.06
  4. Step 4: Simplify right side
    8,127.02x = 91,051,588.12
  5. Step 5: Solve for x
    x = 91,051,588.12/8,127.02
  6. Step 6: Final answer
    x = 11,203.56

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1.5x scale

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.