Home / 3,612.10-4,984.08-2,040.16

Finding the Fourth Proportional to 3,612.10, 4,984.08 and 2,040.16

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Solution

The fourth proportional to 3,612.10, 4,984.08 and 2,040.16 is: 2,815.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,612.10 : 4,984.08 = 2,040.16 : x
  2. Step 2: Convert to fraction form
    3,612.10/4,984.08 = 2,040.16/x
  3. Step 3: Cross multiply
    3,612.10x = 4,984.08 × 2,040.16
  4. Step 4: Simplify right side
    3,612.10x = 10,168,320.65
  5. Step 5: Solve for x
    x = 10,168,320.65/3,612.10
  6. Step 6: Final answer
    x = 2,815.07

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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.