Home / 10,516.16-14,513.31-7,858.95

Finding the Fourth Proportional to 10,516.16, 14,513.31 and 7,858.95

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Solution

The fourth proportional to 10,516.16, 14,513.31 and 7,858.95 is: 10,846.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,516.16 : 14,513.31 = 7,858.95 : x
  2. Step 2: Convert to fraction form
    10,516.16/14,513.31 = 7,858.95/x
  3. Step 3: Cross multiply
    10,516.16x = 14,513.31 × 7,858.95
  4. Step 4: Simplify right side
    10,516.16x = 114,059,377.62
  5. Step 5: Solve for x
    x = 114,059,377.62/10,516.16
  6. Step 6: Final answer
    x = 10,846.11

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1.5x scale

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.