Home / 6,304.20-9,456.30-5,320.05

Finding the Fourth Proportional to 6,304.20, 9,456.30 and 5,320.05

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Solution

The fourth proportional to 6,304.20, 9,456.30 and 5,320.05 is: 7,980.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,304.20 : 9,456.30 = 5,320.05 : x
  2. Step 2: Convert to fraction form
    6,304.20/9,456.30 = 5,320.05/x
  3. Step 3: Cross multiply
    6,304.20x = 9,456.30 × 5,320.05
  4. Step 4: Simplify right side
    6,304.20x = 50,307,988.82
  5. Step 5: Solve for x
    x = 50,307,988.82/6,304.20
  6. Step 6: Final answer
    x = 7,980.08

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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.