Home / 2,956.45-4,426.47-1,491.16

Finding the Fourth Proportional to 2,956.45, 4,426.47 and 1,491.16

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Solution

The fourth proportional to 2,956.45, 4,426.47 and 1,491.16 is: 2,232.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,956.45 : 4,426.47 = 1,491.16 : x
  2. Step 2: Convert to fraction form
    2,956.45/4,426.47 = 1,491.16/x
  3. Step 3: Cross multiply
    2,956.45x = 4,426.47 × 1,491.16
  4. Step 4: Simplify right side
    2,956.45x = 6,600,575.01
  5. Step 5: Solve for x
    x = 6,600,575.01/2,956.45
  6. Step 6: Final answer
    x = 2,232.60

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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.