Home / 4,006.64-6,010.08-1,812.80

Finding the Fourth Proportional to 4,006.64, 6,010.08 and 1,812.80

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Solution

The fourth proportional to 4,006.64, 6,010.08 and 1,812.80 is: 2,719.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,006.64 : 6,010.08 = 1,812.80 : x
  2. Step 2: Convert to fraction form
    4,006.64/6,010.08 = 1,812.80/x
  3. Step 3: Cross multiply
    4,006.64x = 6,010.08 × 1,812.80
  4. Step 4: Simplify right side
    4,006.64x = 10,895,073.02
  5. Step 5: Solve for x
    x = 10,895,073.02/4,006.64
  6. Step 6: Final answer
    x = 2,719.25

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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.