Home / 2,952.52-4,400.99-2,858.20

Finding the Fourth Proportional to 2,952.52, 4,400.99 and 2,858.20

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Solution

The fourth proportional to 2,952.52, 4,400.99 and 2,858.20 is: 4,260.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,952.52 : 4,400.99 = 2,858.20 : x
  2. Step 2: Convert to fraction form
    2,952.52/4,400.99 = 2,858.20/x
  3. Step 3: Cross multiply
    2,952.52x = 4,400.99 × 2,858.20
  4. Step 4: Simplify right side
    2,952.52x = 12,578,909.62
  5. Step 5: Solve for x
    x = 12,578,909.62/2,952.52
  6. Step 6: Final answer
    x = 4,260.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.