Home / 6,957.02-10,438.20-4,185.68

Finding the Fourth Proportional to 6,957.02, 10,438.20 and 4,185.68

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Solution

The fourth proportional to 6,957.02, 10,438.20 and 4,185.68 is: 6,280.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,957.02 : 10,438.20 = 4,185.68 : x
  2. Step 2: Convert to fraction form
    6,957.02/10,438.20 = 4,185.68/x
  3. Step 3: Cross multiply
    6,957.02x = 10,438.20 × 4,185.68
  4. Step 4: Simplify right side
    6,957.02x = 43,690,964.98
  5. Step 5: Solve for x
    x = 43,690,964.98/6,957.02
  6. Step 6: Final answer
    x = 6,280.13

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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.