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Finding the Fourth Proportional to 957.64, 1,437 and 950.32

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Solution

The fourth proportional to 957.64, 1,437 and 950.32 is: 1,426.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    957.64 : 1,437 = 950.32 : x
  2. Step 2: Convert to fraction form
    957.64/1,437 = 950.32/x
  3. Step 3: Cross multiply
    957.64x = 1,437 × 950.32
  4. Step 4: Simplify right side
    957.64x = 1,365,609.84
  5. Step 5: Solve for x
    x = 1,365,609.84/957.64
  6. Step 6: Final answer
    x = 1,426.02

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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.