Home / 9,480.58-14,201.40-7,621.66

Finding the Fourth Proportional to 9,480.58, 14,201.40 and 7,621.66

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Solution

The fourth proportional to 9,480.58, 14,201.40 and 7,621.66 is: 11,416.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,480.58 : 14,201.40 = 7,621.66 : x
  2. Step 2: Convert to fraction form
    9,480.58/14,201.40 = 7,621.66/x
  3. Step 3: Cross multiply
    9,480.58x = 14,201.40 × 7,621.66
  4. Step 4: Simplify right side
    9,480.58x = 108,238,242.32
  5. Step 5: Solve for x
    x = 108,238,242.32/9,480.58
  6. Step 6: Final answer
    x = 11,416.84

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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.