Home / 10,558.96-15,838.44-4,859.35

Finding the Fourth Proportional to 10,558.96, 15,838.44 and 4,859.35

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Solution

The fourth proportional to 10,558.96, 15,838.44 and 4,859.35 is: 7,289.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,558.96 : 15,838.44 = 4,859.35 : x
  2. Step 2: Convert to fraction form
    10,558.96/15,838.44 = 4,859.35/x
  3. Step 3: Cross multiply
    10,558.96x = 15,838.44 × 4,859.35
  4. Step 4: Simplify right side
    10,558.96x = 76,964,459.52
  5. Step 5: Solve for x
    x = 76,964,459.52/10,558.96
  6. Step 6: Final answer
    x = 7,289.02

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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.