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Finding the Fourth Proportional to 1,657.24, 2,483.58 and 963.46

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Solution

The fourth proportional to 1,657.24, 2,483.58 and 963.46 is: 1,443.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657.24 : 2,483.58 = 963.46 : x
  2. Step 2: Convert to fraction form
    1,657.24/2,483.58 = 963.46/x
  3. Step 3: Cross multiply
    1,657.24x = 2,483.58 × 963.46
  4. Step 4: Simplify right side
    1,657.24x = 2,392,829.99
  5. Step 5: Solve for x
    x = 2,392,829.99/1,657.24
  6. Step 6: Final answer
    x = 1,443.86

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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.