Home / 9,237.10-12,743.58-5,694.16

Finding the Fourth Proportional to 9,237.10, 12,743.58 and 5,694.16

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Solution

The fourth proportional to 9,237.10, 12,743.58 and 5,694.16 is: 7,855.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,237.10 : 12,743.58 = 5,694.16 : x
  2. Step 2: Convert to fraction form
    9,237.10/12,743.58 = 5,694.16/x
  3. Step 3: Cross multiply
    9,237.10x = 12,743.58 × 5,694.16
  4. Step 4: Simplify right side
    9,237.10x = 72,563,983.49
  5. Step 5: Solve for x
    x = 72,563,983.49/9,237.10
  6. Step 6: Final answer
    x = 7,855.71

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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.