Home / 5,372.52-8,055.84-1,673.76

Finding the Fourth Proportional to 5,372.52, 8,055.84 and 1,673.76

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Solution

The fourth proportional to 5,372.52, 8,055.84 and 1,673.76 is: 2,509.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,372.52 : 8,055.84 = 1,673.76 : x
  2. Step 2: Convert to fraction form
    5,372.52/8,055.84 = 1,673.76/x
  3. Step 3: Cross multiply
    5,372.52x = 8,055.84 × 1,673.76
  4. Step 4: Simplify right side
    5,372.52x = 13,483,542.76
  5. Step 5: Solve for x
    x = 13,483,542.76/5,372.52
  6. Step 6: Final answer
    x = 2,509.72

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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.