Home / 8,062.05-11,120.16-6,570.03

Finding the Fourth Proportional to 8,062.05, 11,120.16 and 6,570.03

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Solution

The fourth proportional to 8,062.05, 11,120.16 and 6,570.03 is: 9,062.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,062.05 : 11,120.16 = 6,570.03 : x
  2. Step 2: Convert to fraction form
    8,062.05/11,120.16 = 6,570.03/x
  3. Step 3: Cross multiply
    8,062.05x = 11,120.16 × 6,570.03
  4. Step 4: Simplify right side
    8,062.05x = 73,059,784.80
  5. Step 5: Solve for x
    x = 73,059,784.80/8,062.05
  6. Step 6: Final answer
    x = 9,062.18

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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.