Home / 7,384.11-11,070.69-4,461.74

Finding the Fourth Proportional to 7,384.11, 11,070.69 and 4,461.74

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Solution

The fourth proportional to 7,384.11, 11,070.69 and 4,461.74 is: 6,689.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,384.11 : 11,070.69 = 4,461.74 : x
  2. Step 2: Convert to fraction form
    7,384.11/11,070.69 = 4,461.74/x
  3. Step 3: Cross multiply
    7,384.11x = 11,070.69 × 4,461.74
  4. Step 4: Simplify right side
    7,384.11x = 49,394,540.40
  5. Step 5: Solve for x
    x = 49,394,540.40/7,384.11
  6. Step 6: Final answer
    x = 6,689.30

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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.