Home / 5,818.20-8,725.98-1,658.13

Finding the Fourth Proportional to 5,818.20, 8,725.98 and 1,658.13

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Solution

The fourth proportional to 5,818.20, 8,725.98 and 1,658.13 is: 2,486.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,818.20 : 8,725.98 = 1,658.13 : x
  2. Step 2: Convert to fraction form
    5,818.20/8,725.98 = 1,658.13/x
  3. Step 3: Cross multiply
    5,818.20x = 8,725.98 × 1,658.13
  4. Step 4: Simplify right side
    5,818.20x = 14,468,809.22
  5. Step 5: Solve for x
    x = 14,468,809.22/5,818.20
  6. Step 6: Final answer
    x = 2,486.82

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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.