Home / 3,451.90-4,753.08-2,602.40

Finding the Fourth Proportional to 3,451.90, 4,753.08 and 2,602.40

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Solution

The fourth proportional to 3,451.90, 4,753.08 and 2,602.40 is: 3,583.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,451.90 : 4,753.08 = 2,602.40 : x
  2. Step 2: Convert to fraction form
    3,451.90/4,753.08 = 2,602.40/x
  3. Step 3: Cross multiply
    3,451.90x = 4,753.08 × 2,602.40
  4. Step 4: Simplify right side
    3,451.90x = 12,369,415.39
  5. Step 5: Solve for x
    x = 12,369,415.39/3,451.90
  6. Step 6: Final answer
    x = 3,583.36

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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.