Home / 6,518.66-8,995.68-3,534.48

Finding the Fourth Proportional to 6,518.66, 8,995.68 and 3,534.48

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Solution

The fourth proportional to 6,518.66, 8,995.68 and 3,534.48 is: 4,877.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,518.66 : 8,995.68 = 3,534.48 : x
  2. Step 2: Convert to fraction form
    6,518.66/8,995.68 = 3,534.48/x
  3. Step 3: Cross multiply
    6,518.66x = 8,995.68 × 3,534.48
  4. Step 4: Simplify right side
    6,518.66x = 31,795,051.05
  5. Step 5: Solve for x
    x = 31,795,051.05/6,518.66
  6. Step 6: Final answer
    x = 4,877.55

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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.