Home / 3,008.76-4,151.70-1,962.24

Finding the Fourth Proportional to 3,008.76, 4,151.70 and 1,962.24

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Solution

The fourth proportional to 3,008.76, 4,151.70 and 1,962.24 is: 2,707.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008.76 : 4,151.70 = 1,962.24 : x
  2. Step 2: Convert to fraction form
    3,008.76/4,151.70 = 1,962.24/x
  3. Step 3: Cross multiply
    3,008.76x = 4,151.70 × 1,962.24
  4. Step 4: Simplify right side
    3,008.76x = 8,146,631.81
  5. Step 5: Solve for x
    x = 8,146,631.81/3,008.76
  6. Step 6: Final answer
    x = 2,707.64

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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.