Home / 5,425.34-8,137.60-1,529.24

Finding the Fourth Proportional to 5,425.34, 8,137.60 and 1,529.24

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Solution

The fourth proportional to 5,425.34, 8,137.60 and 1,529.24 is: 2,293.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,425.34 : 8,137.60 = 1,529.24 : x
  2. Step 2: Convert to fraction form
    5,425.34/8,137.60 = 1,529.24/x
  3. Step 3: Cross multiply
    5,425.34x = 8,137.60 × 1,529.24
  4. Step 4: Simplify right side
    5,425.34x = 12,444,298.91
  5. Step 5: Solve for x
    x = 12,444,298.91/5,425.34
  6. Step 6: Final answer
    x = 2,293.74

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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.