Home / 4,650.89-6,415.63-2,760.62

Finding the Fourth Proportional to 4,650.89, 6,415.63 and 2,760.62

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Solution

The fourth proportional to 4,650.89, 6,415.63 and 2,760.62 is: 3,808.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,650.89 : 6,415.63 = 2,760.62 : x
  2. Step 2: Convert to fraction form
    4,650.89/6,415.63 = 2,760.62/x
  3. Step 3: Cross multiply
    4,650.89x = 6,415.63 × 2,760.62
  4. Step 4: Simplify right side
    4,650.89x = 17,711,077.51
  5. Step 5: Solve for x
    x = 17,711,077.51/4,650.89
  6. Step 6: Final answer
    x = 3,808.11

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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.