Home / 10,725.96-14,802.04-6,423.50

Finding the Fourth Proportional to 10,725.96, 14,802.04 and 6,423.50

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Solution

The fourth proportional to 10,725.96, 14,802.04 and 6,423.50 is: 8,864.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,725.96 : 14,802.04 = 6,423.50 : x
  2. Step 2: Convert to fraction form
    10,725.96/14,802.04 = 6,423.50/x
  3. Step 3: Cross multiply
    10,725.96x = 14,802.04 × 6,423.50
  4. Step 4: Simplify right side
    10,725.96x = 95,080,903.94
  5. Step 5: Solve for x
    x = 95,080,903.94/10,725.96
  6. Step 6: Final answer
    x = 8,864.56

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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.