Home / 9,400.66-14,105.59-6,645.04

Finding the Fourth Proportional to 9,400.66, 14,105.59 and 6,645.04

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Solution

The fourth proportional to 9,400.66, 14,105.59 and 6,645.04 is: 9,970.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,400.66 : 14,105.59 = 6,645.04 : x
  2. Step 2: Convert to fraction form
    9,400.66/14,105.59 = 6,645.04/x
  3. Step 3: Cross multiply
    9,400.66x = 14,105.59 × 6,645.04
  4. Step 4: Simplify right side
    9,400.66x = 93,732,157.90
  5. Step 5: Solve for x
    x = 93,732,157.90/9,400.66
  6. Step 6: Final answer
    x = 9,970.81

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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.