Home / 10,816.86-14,928.32-6,567.58

Finding the Fourth Proportional to 10,816.86, 14,928.32 and 6,567.58

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Solution

The fourth proportional to 10,816.86, 14,928.32 and 6,567.58 is: 9,063.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,816.86 : 14,928.32 = 6,567.58 : x
  2. Step 2: Convert to fraction form
    10,816.86/14,928.32 = 6,567.58/x
  3. Step 3: Cross multiply
    10,816.86x = 14,928.32 × 6,567.58
  4. Step 4: Simplify right side
    10,816.86x = 98,042,935.87
  5. Step 5: Solve for x
    x = 98,042,935.87/10,816.86
  6. Step 6: Final answer
    x = 9,063.90

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1.5x scale

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.