Home / 10,516.10-14,519.49-6,539.00

Finding the Fourth Proportional to 10,516.10, 14,519.49 and 6,539.00

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Solution

The fourth proportional to 10,516.10, 14,519.49 and 6,539.00 is: 9,028.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,516.10 : 14,519.49 = 6,539.00 : x
  2. Step 2: Convert to fraction form
    10,516.10/14,519.49 = 6,539.00/x
  3. Step 3: Cross multiply
    10,516.10x = 14,519.49 × 6,539.00
  4. Step 4: Simplify right side
    10,516.10x = 94,942,872.51
  5. Step 5: Solve for x
    x = 94,942,872.51/10,516.10
  6. Step 6: Final answer
    x = 9,028.34

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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.