Home / 3,602.22-4,975.16-2,421.24

Finding the Fourth Proportional to 3,602.22, 4,975.16 and 2,421.24

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Solution

The fourth proportional to 3,602.22, 4,975.16 and 2,421.24 is: 3,344.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,602.22 : 4,975.16 = 2,421.24 : x
  2. Step 2: Convert to fraction form
    3,602.22/4,975.16 = 2,421.24/x
  3. Step 3: Cross multiply
    3,602.22x = 4,975.16 × 2,421.24
  4. Step 4: Simplify right side
    3,602.22x = 12,046,062.45
  5. Step 5: Solve for x
    x = 12,046,062.45/3,602.22
  6. Step 6: Final answer
    x = 3,344.07

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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.