Home / 6,126.53-9,192.81-2,431.40

Finding the Fourth Proportional to 6,126.53, 9,192.81 and 2,431.40

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Solution

The fourth proportional to 6,126.53, 9,192.81 and 2,431.40 is: 3,648.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,126.53 : 9,192.81 = 2,431.40 : x
  2. Step 2: Convert to fraction form
    6,126.53/9,192.81 = 2,431.40/x
  3. Step 3: Cross multiply
    6,126.53x = 9,192.81 × 2,431.40
  4. Step 4: Simplify right side
    6,126.53x = 22,351,398.23
  5. Step 5: Solve for x
    x = 22,351,398.23/6,126.53
  6. Step 6: Final answer
    x = 3,648.30

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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.