Home / 1,303.86-1,960.48-1,192.02

Finding the Fourth Proportional to 1,303.86, 1,960.48 and 1,192.02

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Solution

The fourth proportional to 1,303.86, 1,960.48 and 1,192.02 is: 1,792.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303.86 : 1,960.48 = 1,192.02 : x
  2. Step 2: Convert to fraction form
    1,303.86/1,960.48 = 1,192.02/x
  3. Step 3: Cross multiply
    1,303.86x = 1,960.48 × 1,192.02
  4. Step 4: Simplify right side
    1,303.86x = 2,336,931.37
  5. Step 5: Solve for x
    x = 2,336,931.37/1,303.86
  6. Step 6: Final answer
    x = 1,792.32

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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.