Home / 10,693.45-16,045.04-4,458.07

Finding the Fourth Proportional to 10,693.45, 16,045.04 and 4,458.07

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Solution

The fourth proportional to 10,693.45, 16,045.04 and 4,458.07 is: 6,689.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,693.45 : 16,045.04 = 4,458.07 : x
  2. Step 2: Convert to fraction form
    10,693.45/16,045.04 = 4,458.07/x
  3. Step 3: Cross multiply
    10,693.45x = 16,045.04 × 4,458.07
  4. Step 4: Simplify right side
    10,693.45x = 71,529,911.47
  5. Step 5: Solve for x
    x = 71,529,911.47/10,693.45
  6. Step 6: Final answer
    x = 6,689.13

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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.