Home / 8,425.14-12,637.70-3,744.06

Finding the Fourth Proportional to 8,425.14, 12,637.70 and 3,744.06

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Solution

The fourth proportional to 8,425.14, 12,637.70 and 3,744.06 is: 5,616.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,425.14 : 12,637.70 = 3,744.06 : x
  2. Step 2: Convert to fraction form
    8,425.14/12,637.70 = 3,744.06/x
  3. Step 3: Cross multiply
    8,425.14x = 12,637.70 × 3,744.06
  4. Step 4: Simplify right side
    8,425.14x = 47,316,307.06
  5. Step 5: Solve for x
    x = 47,316,307.06/8,425.14
  6. Step 6: Final answer
    x = 5,616.09

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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.