Home / 3,123.84-4,690.36-3,068.52

Finding the Fourth Proportional to 3,123.84, 4,690.36 and 3,068.52

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Solution

The fourth proportional to 3,123.84, 4,690.36 and 3,068.52 is: 4,607.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,123.84 : 4,690.36 = 3,068.52 : x
  2. Step 2: Convert to fraction form
    3,123.84/4,690.36 = 3,068.52/x
  3. Step 3: Cross multiply
    3,123.84x = 4,690.36 × 3,068.52
  4. Step 4: Simplify right side
    3,123.84x = 14,392,463.47
  5. Step 5: Solve for x
    x = 14,392,463.47/3,123.84
  6. Step 6: Final answer
    x = 4,607.30

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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.