Home / 3,308.60-4,952.10-2,574.20

Finding the Fourth Proportional to 3,308.60, 4,952.10 and 2,574.20

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Solution

The fourth proportional to 3,308.60, 4,952.10 and 2,574.20 is: 3,852.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,308.60 : 4,952.10 = 2,574.20 : x
  2. Step 2: Convert to fraction form
    3,308.60/4,952.10 = 2,574.20/x
  3. Step 3: Cross multiply
    3,308.60x = 4,952.10 × 2,574.20
  4. Step 4: Simplify right side
    3,308.60x = 12,747,695.82
  5. Step 5: Solve for x
    x = 12,747,695.82/3,308.60
  6. Step 6: Final answer
    x = 3,852.90

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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.