Home / 8,384.96-12,580.87-4,435.18

Finding the Fourth Proportional to 8,384.96, 12,580.87 and 4,435.18

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Solution

The fourth proportional to 8,384.96, 12,580.87 and 4,435.18 is: 6,654.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,384.96 : 12,580.87 = 4,435.18 : x
  2. Step 2: Convert to fraction form
    8,384.96/12,580.87 = 4,435.18/x
  3. Step 3: Cross multiply
    8,384.96x = 12,580.87 × 4,435.18
  4. Step 4: Simplify right side
    8,384.96x = 55,798,424.17
  5. Step 5: Solve for x
    x = 55,798,424.17/8,384.96
  6. Step 6: Final answer
    x = 6,654.59

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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.