Home / 10,611.45-15,917.58-4,036.68

Finding the Fourth Proportional to 10,611.45, 15,917.58 and 4,036.68

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Solution

The fourth proportional to 10,611.45, 15,917.58 and 4,036.68 is: 6,055.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,611.45 : 15,917.58 = 4,036.68 : x
  2. Step 2: Convert to fraction form
    10,611.45/15,917.58 = 4,036.68/x
  3. Step 3: Cross multiply
    10,611.45x = 15,917.58 × 4,036.68
  4. Step 4: Simplify right side
    10,611.45x = 64,254,176.83
  5. Step 5: Solve for x
    x = 64,254,176.83/10,611.45
  6. Step 6: Final answer
    x = 6,055.17

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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.