Home / 2,319.32-3,485.46-1,165.88

Finding the Fourth Proportional to 2,319.32, 3,485.46 and 1,165.88

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Solution

The fourth proportional to 2,319.32, 3,485.46 and 1,165.88 is: 1,752.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,319.32 : 3,485.46 = 1,165.88 : x
  2. Step 2: Convert to fraction form
    2,319.32/3,485.46 = 1,165.88/x
  3. Step 3: Cross multiply
    2,319.32x = 3,485.46 × 1,165.88
  4. Step 4: Simplify right side
    2,319.32x = 4,063,628.10
  5. Step 5: Solve for x
    x = 4,063,628.10/2,319.32
  6. Step 6: Final answer
    x = 1,752.08

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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.