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Finding the Fourth Proportional to 3,591.74, 4,955.41 and 2,927.45

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Solution

The fourth proportional to 3,591.74, 4,955.41 and 2,927.45 is: 4,038.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,591.74 : 4,955.41 = 2,927.45 : x
  2. Step 2: Convert to fraction form
    3,591.74/4,955.41 = 2,927.45/x
  3. Step 3: Cross multiply
    3,591.74x = 4,955.41 × 2,927.45
  4. Step 4: Simplify right side
    3,591.74x = 14,506,715.00
  5. Step 5: Solve for x
    x = 14,506,715.00/3,591.74
  6. Step 6: Final answer
    x = 4,038.91

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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.