Home / 3,095.12-4,271.32-1,697.88

Finding the Fourth Proportional to 3,095.12, 4,271.32 and 1,697.88

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Solution

The fourth proportional to 3,095.12, 4,271.32 and 1,697.88 is: 2,343.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,095.12 : 4,271.32 = 1,697.88 : x
  2. Step 2: Convert to fraction form
    3,095.12/4,271.32 = 1,697.88/x
  3. Step 3: Cross multiply
    3,095.12x = 4,271.32 × 1,697.88
  4. Step 4: Simplify right side
    3,095.12x = 7,252,188.80
  5. Step 5: Solve for x
    x = 7,252,188.80/3,095.12
  6. Step 6: Final answer
    x = 2,343.10

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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.