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Finding the Fourth Proportional to 2,395.02, 3,592.58 and 663.69

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Solution

The fourth proportional to 2,395.02, 3,592.58 and 663.69 is: 995.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,395.02 : 3,592.58 = 663.69 : x
  2. Step 2: Convert to fraction form
    2,395.02/3,592.58 = 663.69/x
  3. Step 3: Cross multiply
    2,395.02x = 3,592.58 × 663.69
  4. Step 4: Simplify right side
    2,395.02x = 2,384,356.10
  5. Step 5: Solve for x
    x = 2,384,356.10/2,395.02
  6. Step 6: Final answer
    x = 995.55

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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.