Home / 10,657.06-14,709.33-6,464.50

Finding the Fourth Proportional to 10,657.06, 14,709.33 and 6,464.50

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Solution

The fourth proportional to 10,657.06, 14,709.33 and 6,464.50 is: 8,922.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,657.06 : 14,709.33 = 6,464.50 : x
  2. Step 2: Convert to fraction form
    10,657.06/14,709.33 = 6,464.50/x
  3. Step 3: Cross multiply
    10,657.06x = 14,709.33 × 6,464.50
  4. Step 4: Simplify right side
    10,657.06x = 95,088,463.79
  5. Step 5: Solve for x
    x = 95,088,463.79/10,657.06
  6. Step 6: Final answer
    x = 8,922.58

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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.