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Finding the Fourth Proportional to 2,995.84, 4,491.04 and 1,263.52

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Solution

The fourth proportional to 2,995.84, 4,491.04 and 1,263.52 is: 1,894.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,995.84 : 4,491.04 = 1,263.52 : x
  2. Step 2: Convert to fraction form
    2,995.84/4,491.04 = 1,263.52/x
  3. Step 3: Cross multiply
    2,995.84x = 4,491.04 × 1,263.52
  4. Step 4: Simplify right side
    2,995.84x = 5,674,518.86
  5. Step 5: Solve for x
    x = 5,674,518.86/2,995.84
  6. Step 6: Final answer
    x = 1,894.13

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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.