Home / 10,483.60-15,732.68-6,776.62

Finding the Fourth Proportional to 10,483.60, 15,732.68 and 6,776.62

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Solution

The fourth proportional to 10,483.60, 15,732.68 and 6,776.62 is: 10,169.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,483.60 : 15,732.68 = 6,776.62 : x
  2. Step 2: Convert to fraction form
    10,483.60/15,732.68 = 6,776.62/x
  3. Step 3: Cross multiply
    10,483.60x = 15,732.68 × 6,776.62
  4. Step 4: Simplify right side
    10,483.60x = 106,614,393.94
  5. Step 5: Solve for x
    x = 106,614,393.94/10,483.60
  6. Step 6: Final answer
    x = 10,169.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.