Home / 6,870.05-10,305.07-1,675.92

Finding the Fourth Proportional to 6,870.05, 10,305.07 and 1,675.92

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Solution

The fourth proportional to 6,870.05, 10,305.07 and 1,675.92 is: 2,513.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,870.05 : 10,305.07 = 1,675.92 : x
  2. Step 2: Convert to fraction form
    6,870.05/10,305.07 = 1,675.92/x
  3. Step 3: Cross multiply
    6,870.05x = 10,305.07 × 1,675.92
  4. Step 4: Simplify right side
    6,870.05x = 17,270,468.72
  5. Step 5: Solve for x
    x = 17,270,468.72/6,870.05
  6. Step 6: Final answer
    x = 2,513.88

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Similar ratio
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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.