Home / 10,927.17-16,386.39-4,689.99

Finding the Fourth Proportional to 10,927.17, 16,386.39 and 4,689.99

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Solution

The fourth proportional to 10,927.17, 16,386.39 and 4,689.99 is: 7,033.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,927.17 : 16,386.39 = 4,689.99 : x
  2. Step 2: Convert to fraction form
    10,927.17/16,386.39 = 4,689.99/x
  3. Step 3: Cross multiply
    10,927.17x = 16,386.39 × 4,689.99
  4. Step 4: Simplify right side
    10,927.17x = 76,852,005.24
  5. Step 5: Solve for x
    x = 76,852,005.24/10,927.17
  6. Step 6: Final answer
    x = 7,033.11

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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.