Home / 4,073.47-5,621.47-2,305.07

Finding the Fourth Proportional to 4,073.47, 5,621.47 and 2,305.07

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Solution

The fourth proportional to 4,073.47, 5,621.47 and 2,305.07 is: 3,181.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,073.47 : 5,621.47 = 2,305.07 : x
  2. Step 2: Convert to fraction form
    4,073.47/5,621.47 = 2,305.07/x
  3. Step 3: Cross multiply
    4,073.47x = 5,621.47 × 2,305.07
  4. Step 4: Simplify right side
    4,073.47x = 12,957,913.65
  5. Step 5: Solve for x
    x = 12,957,913.65/4,073.47
  6. Step 6: Final answer
    x = 3,181.05

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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.