Home / 3,339.20-4,603.56-3,193.40

Finding the Fourth Proportional to 3,339.20, 4,603.56 and 3,193.40

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Solution

The fourth proportional to 3,339.20, 4,603.56 and 3,193.40 is: 4,402.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,339.20 : 4,603.56 = 3,193.40 : x
  2. Step 2: Convert to fraction form
    3,339.20/4,603.56 = 3,193.40/x
  3. Step 3: Cross multiply
    3,339.20x = 4,603.56 × 3,193.40
  4. Step 4: Simplify right side
    3,339.20x = 14,701,008.50
  5. Step 5: Solve for x
    x = 14,701,008.50/3,339.20
  6. Step 6: Final answer
    x = 4,402.55

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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.