Home / 2,953.64-4,429.34-1,005.48

Finding the Fourth Proportional to 2,953.64, 4,429.34 and 1,005.48

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Solution

The fourth proportional to 2,953.64, 4,429.34 and 1,005.48 is: 1,507.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,953.64 : 4,429.34 = 1,005.48 : x
  2. Step 2: Convert to fraction form
    2,953.64/4,429.34 = 1,005.48/x
  3. Step 3: Cross multiply
    2,953.64x = 4,429.34 × 1,005.48
  4. Step 4: Simplify right side
    2,953.64x = 4,453,612.78
  5. Step 5: Solve for x
    x = 4,453,612.78/2,953.64
  6. Step 6: Final answer
    x = 1,507.84

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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.