Home / 5,207.14-7,821.46-4,982.58

Finding the Fourth Proportional to 5,207.14, 7,821.46 and 4,982.58

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Solution

The fourth proportional to 5,207.14, 7,821.46 and 4,982.58 is: 7,484.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,207.14 : 7,821.46 = 4,982.58 : x
  2. Step 2: Convert to fraction form
    5,207.14/7,821.46 = 4,982.58/x
  3. Step 3: Cross multiply
    5,207.14x = 7,821.46 × 4,982.58
  4. Step 4: Simplify right side
    5,207.14x = 38,971,050.17
  5. Step 5: Solve for x
    x = 38,971,050.17/5,207.14
  6. Step 6: Final answer
    x = 7,484.16

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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.