Home / 2,956.40-4,429.10-1,473.92

Finding the Fourth Proportional to 2,956.40, 4,429.10 and 1,473.92

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Solution

The fourth proportional to 2,956.40, 4,429.10 and 1,473.92 is: 2,208.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,956.40 : 4,429.10 = 1,473.92 : x
  2. Step 2: Convert to fraction form
    2,956.40/4,429.10 = 1,473.92/x
  3. Step 3: Cross multiply
    2,956.40x = 4,429.10 × 1,473.92
  4. Step 4: Simplify right side
    2,956.40x = 6,528,139.07
  5. Step 5: Solve for x
    x = 6,528,139.07/2,956.40
  6. Step 6: Final answer
    x = 2,208.14

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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.