Home / 6,518.58-8,995.39-3,534.36

Finding the Fourth Proportional to 6,518.58, 8,995.39 and 3,534.36

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Solution

The fourth proportional to 6,518.58, 8,995.39 and 3,534.36 is: 4,877.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,518.58 : 8,995.39 = 3,534.36 : x
  2. Step 2: Convert to fraction form
    6,518.58/8,995.39 = 3,534.36/x
  3. Step 3: Cross multiply
    6,518.58x = 8,995.39 × 3,534.36
  4. Step 4: Simplify right side
    6,518.58x = 31,792,946.60
  5. Step 5: Solve for x
    x = 31,792,946.60/6,518.58
  6. Step 6: Final answer
    x = 4,877.28

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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.