Home / 8,624.19-11,900.62-4,847.07

Finding the Fourth Proportional to 8,624.19, 11,900.62 and 4,847.07

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Solution

The fourth proportional to 8,624.19, 11,900.62 and 4,847.07 is: 6,688.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,624.19 : 11,900.62 = 4,847.07 : x
  2. Step 2: Convert to fraction form
    8,624.19/11,900.62 = 4,847.07/x
  3. Step 3: Cross multiply
    8,624.19x = 11,900.62 × 4,847.07
  4. Step 4: Simplify right side
    8,624.19x = 57,683,138.18
  5. Step 5: Solve for x
    x = 57,683,138.18/8,624.19
  6. Step 6: Final answer
    x = 6,688.53

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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.