Home / 3,943.01-5,440.38-2,598.47

Finding the Fourth Proportional to 3,943.01, 5,440.38 and 2,598.47

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Solution

The fourth proportional to 3,943.01, 5,440.38 and 2,598.47 is: 3,585.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943.01 : 5,440.38 = 2,598.47 : x
  2. Step 2: Convert to fraction form
    3,943.01/5,440.38 = 2,598.47/x
  3. Step 3: Cross multiply
    3,943.01x = 5,440.38 × 2,598.47
  4. Step 4: Simplify right side
    3,943.01x = 14,136,664.22
  5. Step 5: Solve for x
    x = 14,136,664.22/3,943.01
  6. Step 6: Final answer
    x = 3,585.25

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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.