Home / 10,764.84-14,855.58-6,516

Finding the Fourth Proportional to 10,764.84, 14,855.58 and 6,516

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Solution

The fourth proportional to 10,764.84, 14,855.58 and 6,516 is: 8,992.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,764.84 : 14,855.58 = 6,516 : x
  2. Step 2: Convert to fraction form
    10,764.84/14,855.58 = 6,516/x
  3. Step 3: Cross multiply
    10,764.84x = 14,855.58 × 6,516
  4. Step 4: Simplify right side
    10,764.84x = 96,798,959.28
  5. Step 5: Solve for x
    x = 96,798,959.28/10,764.84
  6. Step 6: Final answer
    x = 8,992.14

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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.