Home / 7,423.69-11,137.47-3,264.52

Finding the Fourth Proportional to 7,423.69, 11,137.47 and 3,264.52

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Solution

The fourth proportional to 7,423.69, 11,137.47 and 3,264.52 is: 4,897.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,423.69 : 11,137.47 = 3,264.52 : x
  2. Step 2: Convert to fraction form
    7,423.69/11,137.47 = 3,264.52/x
  3. Step 3: Cross multiply
    7,423.69x = 11,137.47 × 3,264.52
  4. Step 4: Simplify right side
    7,423.69x = 36,358,421.55
  5. Step 5: Solve for x
    x = 36,358,421.55/7,423.69
  6. Step 6: Final answer
    x = 4,897.62

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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.