Home / 4,547.35-6,817.22-1,425.38

Finding the Fourth Proportional to 4,547.35, 6,817.22 and 1,425.38

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Solution

The fourth proportional to 4,547.35, 6,817.22 and 1,425.38 is: 2,136.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,547.35 : 6,817.22 = 1,425.38 : x
  2. Step 2: Convert to fraction form
    4,547.35/6,817.22 = 1,425.38/x
  3. Step 3: Cross multiply
    4,547.35x = 6,817.22 × 1,425.38
  4. Step 4: Simplify right side
    4,547.35x = 9,717,121.92
  5. Step 5: Solve for x
    x = 9,717,121.92/4,547.35
  6. Step 6: Final answer
    x = 2,136.88

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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.