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Finding the Fourth Proportional to 2,952.99, 4,415.80 and 2,400.77

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Solution

The fourth proportional to 2,952.99, 4,415.80 and 2,400.77 is: 3,590.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,952.99 : 4,415.80 = 2,400.77 : x
  2. Step 2: Convert to fraction form
    2,952.99/4,415.80 = 2,400.77/x
  3. Step 3: Cross multiply
    2,952.99x = 4,415.80 × 2,400.77
  4. Step 4: Simplify right side
    2,952.99x = 10,601,320.17
  5. Step 5: Solve for x
    x = 10,601,320.17/2,952.99
  6. Step 6: Final answer
    x = 3,590.03

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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.