Home / 5,887.50-8,125.20-3,498.18

Finding the Fourth Proportional to 5,887.50, 8,125.20 and 3,498.18

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Solution

The fourth proportional to 5,887.50, 8,125.20 and 3,498.18 is: 4,827.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,887.50 : 8,125.20 = 3,498.18 : x
  2. Step 2: Convert to fraction form
    5,887.50/8,125.20 = 3,498.18/x
  3. Step 3: Cross multiply
    5,887.50x = 8,125.20 × 3,498.18
  4. Step 4: Simplify right side
    5,887.50x = 28,423,412.14
  5. Step 5: Solve for x
    x = 28,423,412.14/5,887.50
  6. Step 6: Final answer
    x = 4,827.76

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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.