Home / 4,265.76-6,394.86-1,666.74

Finding the Fourth Proportional to 4,265.76, 6,394.86 and 1,666.74

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Solution

The fourth proportional to 4,265.76, 6,394.86 and 1,666.74 is: 2,498.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,265.76 : 6,394.86 = 1,666.74 : x
  2. Step 2: Convert to fraction form
    4,265.76/6,394.86 = 1,666.74/x
  3. Step 3: Cross multiply
    4,265.76x = 6,394.86 × 1,666.74
  4. Step 4: Simplify right side
    4,265.76x = 10,658,568.96
  5. Step 5: Solve for x
    x = 10,658,568.96/4,265.76
  6. Step 6: Final answer
    x = 2,498.63

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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.