Home / 3,303.20-4,952.82-1,111.88

Finding the Fourth Proportional to 3,303.20, 4,952.82 and 1,111.88

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Solution

The fourth proportional to 3,303.20, 4,952.82 and 1,111.88 is: 1,667.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,303.20 : 4,952.82 = 1,111.88 : x
  2. Step 2: Convert to fraction form
    3,303.20/4,952.82 = 1,111.88/x
  3. Step 3: Cross multiply
    3,303.20x = 4,952.82 × 1,111.88
  4. Step 4: Simplify right side
    3,303.20x = 5,506,941.50
  5. Step 5: Solve for x
    x = 5,506,941.50/3,303.20
  6. Step 6: Final answer
    x = 1,667.15

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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.