Home / 4,655.69-6,423.80-2,768.66

Finding the Fourth Proportional to 4,655.69, 6,423.80 and 2,768.66

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Solution

The fourth proportional to 4,655.69, 6,423.80 and 2,768.66 is: 3,820.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,655.69 : 6,423.80 = 2,768.66 : x
  2. Step 2: Convert to fraction form
    4,655.69/6,423.80 = 2,768.66/x
  3. Step 3: Cross multiply
    4,655.69x = 6,423.80 × 2,768.66
  4. Step 4: Simplify right side
    4,655.69x = 17,785,272.15
  5. Step 5: Solve for x
    x = 17,785,272.15/4,655.69
  6. Step 6: Final answer
    x = 3,820.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.