Home / 7,937.48-11,904.60-3,005.42

Finding the Fourth Proportional to 7,937.48, 11,904.60 and 3,005.42

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Solution

The fourth proportional to 7,937.48, 11,904.60 and 3,005.42 is: 4,507.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,937.48 : 11,904.60 = 3,005.42 : x
  2. Step 2: Convert to fraction form
    7,937.48/11,904.60 = 3,005.42/x
  3. Step 3: Cross multiply
    7,937.48x = 11,904.60 × 3,005.42
  4. Step 4: Simplify right side
    7,937.48x = 35,778,322.93
  5. Step 5: Solve for x
    x = 35,778,322.93/7,937.48
  6. Step 6: Final answer
    x = 4,507.52

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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.