Home / 3,330.12-4,987.39-2,632.10

Finding the Fourth Proportional to 3,330.12, 4,987.39 and 2,632.10

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Solution

The fourth proportional to 3,330.12, 4,987.39 and 2,632.10 is: 3,941.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,330.12 : 4,987.39 = 2,632.10 : x
  2. Step 2: Convert to fraction form
    3,330.12/4,987.39 = 2,632.10/x
  3. Step 3: Cross multiply
    3,330.12x = 4,987.39 × 2,632.10
  4. Step 4: Simplify right side
    3,330.12x = 13,127,309.22
  5. Step 5: Solve for x
    x = 13,127,309.22/3,330.12
  6. Step 6: Final answer
    x = 3,941.99

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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.