Home / 3,256.20-4,881.06-1,613.93

Finding the Fourth Proportional to 3,256.20, 4,881.06 and 1,613.93

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Solution

The fourth proportional to 3,256.20, 4,881.06 and 1,613.93 is: 2,419.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,256.20 : 4,881.06 = 1,613.93 : x
  2. Step 2: Convert to fraction form
    3,256.20/4,881.06 = 1,613.93/x
  3. Step 3: Cross multiply
    3,256.20x = 4,881.06 × 1,613.93
  4. Step 4: Simplify right side
    3,256.20x = 7,877,664.76
  5. Step 5: Solve for x
    x = 7,877,664.76/3,256.20
  6. Step 6: Final answer
    x = 2,419.28

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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.