Home / 4,217.47-6,325.29-1,255.19

Finding the Fourth Proportional to 4,217.47, 6,325.29 and 1,255.19

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Solution

The fourth proportional to 4,217.47, 6,325.29 and 1,255.19 is: 1,882.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,217.47 : 6,325.29 = 1,255.19 : x
  2. Step 2: Convert to fraction form
    4,217.47/6,325.29 = 1,255.19/x
  3. Step 3: Cross multiply
    4,217.47x = 6,325.29 × 1,255.19
  4. Step 4: Simplify right side
    4,217.47x = 7,939,440.76
  5. Step 5: Solve for x
    x = 7,939,440.76/4,217.47
  6. Step 6: Final answer
    x = 1,882.51

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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.