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Finding the Fourth Proportional to 2,369.66, 3,554.08 and 637.88

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Solution

The fourth proportional to 2,369.66, 3,554.08 and 637.88 is: 956.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,369.66 : 3,554.08 = 637.88 : x
  2. Step 2: Convert to fraction form
    2,369.66/3,554.08 = 637.88/x
  3. Step 3: Cross multiply
    2,369.66x = 3,554.08 × 637.88
  4. Step 4: Simplify right side
    2,369.66x = 2,267,057.19
  5. Step 5: Solve for x
    x = 2,267,057.19/2,369.66
  6. Step 6: Final answer
    x = 956.70

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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.