Home / 9,629.60-13,282.34-7,245.77

Finding the Fourth Proportional to 9,629.60, 13,282.34 and 7,245.77

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Solution

The fourth proportional to 9,629.60, 13,282.34 and 7,245.77 is: 9,994.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,629.60 : 13,282.34 = 7,245.77 : x
  2. Step 2: Convert to fraction form
    9,629.60/13,282.34 = 7,245.77/x
  3. Step 3: Cross multiply
    9,629.60x = 13,282.34 × 7,245.77
  4. Step 4: Simplify right side
    9,629.60x = 96,240,678.06
  5. Step 5: Solve for x
    x = 96,240,678.06/9,629.60
  6. Step 6: Final answer
    x = 9,994.26

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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.