Home / 3,245.07-4,478.51-2,066.06

Finding the Fourth Proportional to 3,245.07, 4,478.51 and 2,066.06

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Solution

The fourth proportional to 3,245.07, 4,478.51 and 2,066.06 is: 2,851.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,245.07 : 4,478.51 = 2,066.06 : x
  2. Step 2: Convert to fraction form
    3,245.07/4,478.51 = 2,066.06/x
  3. Step 3: Cross multiply
    3,245.07x = 4,478.51 × 2,066.06
  4. Step 4: Simplify right side
    3,245.07x = 9,252,875.11
  5. Step 5: Solve for x
    x = 9,252,875.11/3,245.07
  6. Step 6: Final answer
    x = 2,851.37

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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.