Home / 10,783.62-14,881.59-6,310.62

Finding the Fourth Proportional to 10,783.62, 14,881.59 and 6,310.62

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Solution

The fourth proportional to 10,783.62, 14,881.59 and 6,310.62 is: 8,708.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,783.62 : 14,881.59 = 6,310.62 : x
  2. Step 2: Convert to fraction form
    10,783.62/14,881.59 = 6,310.62/x
  3. Step 3: Cross multiply
    10,783.62x = 14,881.59 × 6,310.62
  4. Step 4: Simplify right side
    10,783.62x = 93,912,059.49
  5. Step 5: Solve for x
    x = 93,912,059.49/10,783.62
  6. Step 6: Final answer
    x = 8,708.77

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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.