Home / 4,711.39-7,068.38-1,424.61

Finding the Fourth Proportional to 4,711.39, 7,068.38 and 1,424.61

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Solution

The fourth proportional to 4,711.39, 7,068.38 and 1,424.61 is: 2,137.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,711.39 : 7,068.38 = 1,424.61 : x
  2. Step 2: Convert to fraction form
    4,711.39/7,068.38 = 1,424.61/x
  3. Step 3: Cross multiply
    4,711.39x = 7,068.38 × 1,424.61
  4. Step 4: Simplify right side
    4,711.39x = 10,069,677.71
  5. Step 5: Solve for x
    x = 10,069,677.71/4,711.39
  6. Step 6: Final answer
    x = 2,137.31

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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.