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Finding the Fourth Proportional to 1,066.16, 1,597.32 and 892.64

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Solution

The fourth proportional to 1,066.16, 1,597.32 and 892.64 is: 1,337.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066.16 : 1,597.32 = 892.64 : x
  2. Step 2: Convert to fraction form
    1,066.16/1,597.32 = 892.64/x
  3. Step 3: Cross multiply
    1,066.16x = 1,597.32 × 892.64
  4. Step 4: Simplify right side
    1,066.16x = 1,425,831.72
  5. Step 5: Solve for x
    x = 1,425,831.72/1,066.16
  6. Step 6: Final answer
    x = 1,337.35

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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.