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Finding the Fourth Proportional to 957.37, 1,322.47 and 750.16

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Solution

The fourth proportional to 957.37, 1,322.47 and 750.16 is: 1,036.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    957.37 : 1,322.47 = 750.16 : x
  2. Step 2: Convert to fraction form
    957.37/1,322.47 = 750.16/x
  3. Step 3: Cross multiply
    957.37x = 1,322.47 × 750.16
  4. Step 4: Simplify right side
    957.37x = 992,064.10
  5. Step 5: Solve for x
    x = 992,064.10/957.37
  6. Step 6: Final answer
    x = 1,036.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.