Home / 4,172.07-6,257.76-2,528.19

Finding the Fourth Proportional to 4,172.07, 6,257.76 and 2,528.19

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Solution

The fourth proportional to 4,172.07, 6,257.76 and 2,528.19 is: 3,792.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,172.07 : 6,257.76 = 2,528.19 : x
  2. Step 2: Convert to fraction form
    4,172.07/6,257.76 = 2,528.19/x
  3. Step 3: Cross multiply
    4,172.07x = 6,257.76 × 2,528.19
  4. Step 4: Simplify right side
    4,172.07x = 15,820,806.25
  5. Step 5: Solve for x
    x = 15,820,806.25/4,172.07
  6. Step 6: Final answer
    x = 3,792.08

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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.