Home / 5,687.36-8,525.08-4,123.52

Finding the Fourth Proportional to 5,687.36, 8,525.08 and 4,123.52

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Solution

The fourth proportional to 5,687.36, 8,525.08 and 4,123.52 is: 6,180.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,687.36 : 8,525.08 = 4,123.52 : x
  2. Step 2: Convert to fraction form
    5,687.36/8,525.08 = 4,123.52/x
  3. Step 3: Cross multiply
    5,687.36x = 8,525.08 × 4,123.52
  4. Step 4: Simplify right side
    5,687.36x = 35,153,337.88
  5. Step 5: Solve for x
    x = 35,153,337.88/5,687.36
  6. Step 6: Final answer
    x = 6,180.96

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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.