Home / 3,587.52-4,953.05-2,311.98

Finding the Fourth Proportional to 3,587.52, 4,953.05 and 2,311.98

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Solution

The fourth proportional to 3,587.52, 4,953.05 and 2,311.98 is: 3,191.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,587.52 : 4,953.05 = 2,311.98 : x
  2. Step 2: Convert to fraction form
    3,587.52/4,953.05 = 2,311.98/x
  3. Step 3: Cross multiply
    3,587.52x = 4,953.05 × 2,311.98
  4. Step 4: Simplify right side
    3,587.52x = 11,451,331.08
  5. Step 5: Solve for x
    x = 11,451,331.08/3,587.52
  6. Step 6: Final answer
    x = 3,191.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.