Home / 10,684.56-14,731.20-6,901.32

Finding the Fourth Proportional to 10,684.56, 14,731.20 and 6,901.32

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Solution

The fourth proportional to 10,684.56, 14,731.20 and 6,901.32 is: 9,515.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,684.56 : 14,731.20 = 6,901.32 : x
  2. Step 2: Convert to fraction form
    10,684.56/14,731.20 = 6,901.32/x
  3. Step 3: Cross multiply
    10,684.56x = 14,731.20 × 6,901.32
  4. Step 4: Simplify right side
    10,684.56x = 101,664,725.18
  5. Step 5: Solve for x
    x = 101,664,725.18/10,684.56
  6. Step 6: Final answer
    x = 9,515.11

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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.