Home / 10,611.43-14,639.79-6,576.40

Finding the Fourth Proportional to 10,611.43, 14,639.79 and 6,576.40

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Solution

The fourth proportional to 10,611.43, 14,639.79 and 6,576.40 is: 9,072.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,611.43 : 14,639.79 = 6,576.40 : x
  2. Step 2: Convert to fraction form
    10,611.43/14,639.79 = 6,576.40/x
  3. Step 3: Cross multiply
    10,611.43x = 14,639.79 × 6,576.40
  4. Step 4: Simplify right side
    10,611.43x = 96,277,114.96
  5. Step 5: Solve for x
    x = 96,277,114.96/10,611.43
  6. Step 6: Final answer
    x = 9,072.96

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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.