Home / 4,176.77-6,265.76-1,255.30

Finding the Fourth Proportional to 4,176.77, 6,265.76 and 1,255.30

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Solution

The fourth proportional to 4,176.77, 6,265.76 and 1,255.30 is: 1,883.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,176.77 : 6,265.76 = 1,255.30 : x
  2. Step 2: Convert to fraction form
    4,176.77/6,265.76 = 1,255.30/x
  3. Step 3: Cross multiply
    4,176.77x = 6,265.76 × 1,255.30
  4. Step 4: Simplify right side
    4,176.77x = 7,865,386.59
  5. Step 5: Solve for x
    x = 7,865,386.59/4,176.77
  6. Step 6: Final answer
    x = 1,883.13

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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.