Home / 4,005.63-6,008.34-1,812.76

Finding the Fourth Proportional to 4,005.63, 6,008.34 and 1,812.76

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Solution

The fourth proportional to 4,005.63, 6,008.34 and 1,812.76 is: 2,719.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,005.63 : 6,008.34 = 1,812.76 : x
  2. Step 2: Convert to fraction form
    4,005.63/6,008.34 = 1,812.76/x
  3. Step 3: Cross multiply
    4,005.63x = 6,008.34 × 1,812.76
  4. Step 4: Simplify right side
    4,005.63x = 10,891,678.42
  5. Step 5: Solve for x
    x = 10,891,678.42/4,005.63
  6. Step 6: Final answer
    x = 2,719.09

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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.