Home / 8,434.74-11,640.06-4,850.30

Finding the Fourth Proportional to 8,434.74, 11,640.06 and 4,850.30

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Solution

The fourth proportional to 8,434.74, 11,640.06 and 4,850.30 is: 6,693.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,434.74 : 11,640.06 = 4,850.30 : x
  2. Step 2: Convert to fraction form
    8,434.74/11,640.06 = 4,850.30/x
  3. Step 3: Cross multiply
    8,434.74x = 11,640.06 × 4,850.30
  4. Step 4: Simplify right side
    8,434.74x = 56,457,724.82
  5. Step 5: Solve for x
    x = 56,457,724.82/8,434.74
  6. Step 6: Final answer
    x = 6,693.48

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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.