Home / 7,563.47-11,345.21-2,369.75

Finding the Fourth Proportional to 7,563.47, 11,345.21 and 2,369.75

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Solution

The fourth proportional to 7,563.47, 11,345.21 and 2,369.75 is: 3,554.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,563.47 : 11,345.21 = 2,369.75 : x
  2. Step 2: Convert to fraction form
    7,563.47/11,345.21 = 2,369.75/x
  3. Step 3: Cross multiply
    7,563.47x = 11,345.21 × 2,369.75
  4. Step 4: Simplify right side
    7,563.47x = 26,885,311.40
  5. Step 5: Solve for x
    x = 26,885,311.40/7,563.47
  6. Step 6: Final answer
    x = 3,554.63

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Double scale
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Similar ratio
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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.