Home / 4,215.64-6,326.73-1,585.54

Finding the Fourth Proportional to 4,215.64, 6,326.73 and 1,585.54

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Solution

The fourth proportional to 4,215.64, 6,326.73 and 1,585.54 is: 2,379.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,215.64 : 6,326.73 = 1,585.54 : x
  2. Step 2: Convert to fraction form
    4,215.64/6,326.73 = 1,585.54/x
  3. Step 3: Cross multiply
    4,215.64x = 6,326.73 × 1,585.54
  4. Step 4: Simplify right side
    4,215.64x = 10,031,283.48
  5. Step 5: Solve for x
    x = 10,031,283.48/4,215.64
  6. Step 6: Final answer
    x = 2,379.54

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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.