Home / 6,570.18-9,832.86-5,115.96

Finding the Fourth Proportional to 6,570.18, 9,832.86 and 5,115.96

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Solution

The fourth proportional to 6,570.18, 9,832.86 and 5,115.96 is: 7,656.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,570.18 : 9,832.86 = 5,115.96 : x
  2. Step 2: Convert to fraction form
    6,570.18/9,832.86 = 5,115.96/x
  3. Step 3: Cross multiply
    6,570.18x = 9,832.86 × 5,115.96
  4. Step 4: Simplify right side
    6,570.18x = 50,304,518.45
  5. Step 5: Solve for x
    x = 50,304,518.45/6,570.18
  6. Step 6: Final answer
    x = 7,656.49

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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.