Home / 6,853.04-10,283.40-3,390.32

Finding the Fourth Proportional to 6,853.04, 10,283.40 and 3,390.32

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Solution

The fourth proportional to 6,853.04, 10,283.40 and 3,390.32 is: 5,087.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,853.04 : 10,283.40 = 3,390.32 : x
  2. Step 2: Convert to fraction form
    6,853.04/10,283.40 = 3,390.32/x
  3. Step 3: Cross multiply
    6,853.04x = 10,283.40 × 3,390.32
  4. Step 4: Simplify right side
    6,853.04x = 34,864,016.69
  5. Step 5: Solve for x
    x = 34,864,016.69/6,853.04
  6. Step 6: Final answer
    x = 5,087.38

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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.