Home / 8,065.01-11,129.67-4,528.22

Finding the Fourth Proportional to 8,065.01, 11,129.67 and 4,528.22

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Solution

The fourth proportional to 8,065.01, 11,129.67 and 4,528.22 is: 6,248.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,065.01 : 11,129.67 = 4,528.22 : x
  2. Step 2: Convert to fraction form
    8,065.01/11,129.67 = 4,528.22/x
  3. Step 3: Cross multiply
    8,065.01x = 11,129.67 × 4,528.22
  4. Step 4: Simplify right side
    8,065.01x = 50,397,594.29
  5. Step 5: Solve for x
    x = 50,397,594.29/8,065.01
  6. Step 6: Final answer
    x = 6,248.92

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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.