Home / 4,169.95-5,754.39-2,490.96

Finding the Fourth Proportional to 4,169.95, 5,754.39 and 2,490.96

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Solution

The fourth proportional to 4,169.95, 5,754.39 and 2,490.96 is: 3,437.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,169.95 : 5,754.39 = 2,490.96 : x
  2. Step 2: Convert to fraction form
    4,169.95/5,754.39 = 2,490.96/x
  3. Step 3: Cross multiply
    4,169.95x = 5,754.39 × 2,490.96
  4. Step 4: Simplify right side
    4,169.95x = 14,333,967.55
  5. Step 5: Solve for x
    x = 14,333,967.55/4,169.95
  6. Step 6: Final answer
    x = 3,437.45

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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.