Home / 3,008.34-4,510.08-1,278.18

Finding the Fourth Proportional to 3,008.34, 4,510.08 and 1,278.18

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Solution

The fourth proportional to 3,008.34, 4,510.08 and 1,278.18 is: 1,916.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008.34 : 4,510.08 = 1,278.18 : x
  2. Step 2: Convert to fraction form
    3,008.34/4,510.08 = 1,278.18/x
  3. Step 3: Cross multiply
    3,008.34x = 4,510.08 × 1,278.18
  4. Step 4: Simplify right side
    3,008.34x = 5,764,694.05
  5. Step 5: Solve for x
    x = 5,764,694.05/3,008.34
  6. Step 6: Final answer
    x = 1,916.24

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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.