Home / 3,495.24-5,244.30-3,145.32

Finding the Fourth Proportional to 3,495.24, 5,244.30 and 3,145.32

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Solution

The fourth proportional to 3,495.24, 5,244.30 and 3,145.32 is: 4,719.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,495.24 : 5,244.30 = 3,145.32 : x
  2. Step 2: Convert to fraction form
    3,495.24/5,244.30 = 3,145.32/x
  3. Step 3: Cross multiply
    3,495.24x = 5,244.30 × 3,145.32
  4. Step 4: Simplify right side
    3,495.24x = 16,495,001.68
  5. Step 5: Solve for x
    x = 16,495,001.68/3,495.24
  6. Step 6: Final answer
    x = 4,719.28

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1.5x scale

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.