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Finding the Fourth Proportional to 3,656.52, 5,483.34 and 1,576.68

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Solution

The fourth proportional to 3,656.52, 5,483.34 and 1,576.68 is: 2,364.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,656.52 : 5,483.34 = 1,576.68 : x
  2. Step 2: Convert to fraction form
    3,656.52/5,483.34 = 1,576.68/x
  3. Step 3: Cross multiply
    3,656.52x = 5,483.34 × 1,576.68
  4. Step 4: Simplify right side
    3,656.52x = 8,645,472.51
  5. Step 5: Solve for x
    x = 8,645,472.51/3,656.52
  6. Step 6: Final answer
    x = 2,364.40

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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.