Home / 6,518.48-8,995.46-3,534.38

Finding the Fourth Proportional to 6,518.48, 8,995.46 and 3,534.38

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Solution

The fourth proportional to 6,518.48, 8,995.46 and 3,534.38 is: 4,877.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,518.48 : 8,995.46 = 3,534.38 : x
  2. Step 2: Convert to fraction form
    6,518.48/8,995.46 = 3,534.38/x
  3. Step 3: Cross multiply
    6,518.48x = 8,995.46 × 3,534.38
  4. Step 4: Simplify right side
    6,518.48x = 31,793,311.27
  5. Step 5: Solve for x
    x = 31,793,311.27/6,518.48
  6. Step 6: Final answer
    x = 4,877.42

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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.