Home / 4,739.75-6,541.22-2,615.47

Finding the Fourth Proportional to 4,739.75, 6,541.22 and 2,615.47

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Solution

The fourth proportional to 4,739.75, 6,541.22 and 2,615.47 is: 3,609.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,739.75 : 6,541.22 = 2,615.47 : x
  2. Step 2: Convert to fraction form
    4,739.75/6,541.22 = 2,615.47/x
  3. Step 3: Cross multiply
    4,739.75x = 6,541.22 × 2,615.47
  4. Step 4: Simplify right side
    4,739.75x = 17,108,364.67
  5. Step 5: Solve for x
    x = 17,108,364.67/4,739.75
  6. Step 6: Final answer
    x = 3,609.55

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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.