Home / 6,957.98-10,438.28-2,798.31

Finding the Fourth Proportional to 6,957.98, 10,438.28 and 2,798.31

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Solution

The fourth proportional to 6,957.98, 10,438.28 and 2,798.31 is: 4,198.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,957.98 : 10,438.28 = 2,798.31 : x
  2. Step 2: Convert to fraction form
    6,957.98/10,438.28 = 2,798.31/x
  3. Step 3: Cross multiply
    6,957.98x = 10,438.28 × 2,798.31
  4. Step 4: Simplify right side
    6,957.98x = 29,209,594.69
  5. Step 5: Solve for x
    x = 29,209,594.69/6,957.98
  6. Step 6: Final answer
    x = 4,198.00

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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.