Home / 10,611.72-15,917.58-4,036.37

Finding the Fourth Proportional to 10,611.72, 15,917.58 and 4,036.37

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Solution

The fourth proportional to 10,611.72, 15,917.58 and 4,036.37 is: 6,054.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,611.72 : 15,917.58 = 4,036.37 : x
  2. Step 2: Convert to fraction form
    10,611.72/15,917.58 = 4,036.37/x
  3. Step 3: Cross multiply
    10,611.72x = 15,917.58 × 4,036.37
  4. Step 4: Simplify right side
    10,611.72x = 64,249,162.80
  5. Step 5: Solve for x
    x = 64,249,162.80/10,611.72
  6. Step 6: Final answer
    x = 6,054.55

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1.5x scale

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.