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Finding the Fourth Proportional to 3,356.16, 5,034.24 and 1,506.88

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Solution

The fourth proportional to 3,356.16, 5,034.24 and 1,506.88 is: 2,260.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,356.16 : 5,034.24 = 1,506.88 : x
  2. Step 2: Convert to fraction form
    3,356.16/5,034.24 = 1,506.88/x
  3. Step 3: Cross multiply
    3,356.16x = 5,034.24 × 1,506.88
  4. Step 4: Simplify right side
    3,356.16x = 7,585,995.57
  5. Step 5: Solve for x
    x = 7,585,995.57/3,356.16
  6. Step 6: Final answer
    x = 2,260.32

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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.