Home / 9,548.16-13,172.12-6,191.82

Finding the Fourth Proportional to 9,548.16, 13,172.12 and 6,191.82

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Solution

The fourth proportional to 9,548.16, 13,172.12 and 6,191.82 is: 8,541.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,548.16 : 13,172.12 = 6,191.82 : x
  2. Step 2: Convert to fraction form
    9,548.16/13,172.12 = 6,191.82/x
  3. Step 3: Cross multiply
    9,548.16x = 13,172.12 × 6,191.82
  4. Step 4: Simplify right side
    9,548.16x = 81,559,396.06
  5. Step 5: Solve for x
    x = 81,559,396.06/9,548.16
  6. Step 6: Final answer
    x = 8,541.90

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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.