Home / 6,701.68-9,248.88-3,907.36

Finding the Fourth Proportional to 6,701.68, 9,248.88 and 3,907.36

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Solution

The fourth proportional to 6,701.68, 9,248.88 and 3,907.36 is: 5,392.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,701.68 : 9,248.88 = 3,907.36 : x
  2. Step 2: Convert to fraction form
    6,701.68/9,248.88 = 3,907.36/x
  3. Step 3: Cross multiply
    6,701.68x = 9,248.88 × 3,907.36
  4. Step 4: Simplify right side
    6,701.68x = 36,138,703.76
  5. Step 5: Solve for x
    x = 36,138,703.76/6,701.68
  6. Step 6: Final answer
    x = 5,392.48

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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.