Home / 6,512.42-8,987.25-3,528.38

Finding the Fourth Proportional to 6,512.42, 8,987.25 and 3,528.38

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Solution

The fourth proportional to 6,512.42, 8,987.25 and 3,528.38 is: 4,869.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,512.42 : 8,987.25 = 3,528.38 : x
  2. Step 2: Convert to fraction form
    6,512.42/8,987.25 = 3,528.38/x
  3. Step 3: Cross multiply
    6,512.42x = 8,987.25 × 3,528.38
  4. Step 4: Simplify right side
    6,512.42x = 31,710,388.22
  5. Step 5: Solve for x
    x = 31,710,388.22/6,512.42
  6. Step 6: Final answer
    x = 4,869.22

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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.