Home / 8,384.48-12,575.76-2,228.96

Finding the Fourth Proportional to 8,384.48, 12,575.76 and 2,228.96

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Solution

The fourth proportional to 8,384.48, 12,575.76 and 2,228.96 is: 3,343.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,384.48 : 12,575.76 = 2,228.96 : x
  2. Step 2: Convert to fraction form
    8,384.48/12,575.76 = 2,228.96/x
  3. Step 3: Cross multiply
    8,384.48x = 12,575.76 × 2,228.96
  4. Step 4: Simplify right side
    8,384.48x = 28,030,866.01
  5. Step 5: Solve for x
    x = 28,030,866.01/8,384.48
  6. Step 6: Final answer
    x = 3,343.18

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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.