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Finding the Fourth Proportional to 7,783.03, 10,741.05 and 4,425.97

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Solution

The fourth proportional to 7,783.03, 10,741.05 and 4,425.97 is: 6,108.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,783.03 : 10,741.05 = 4,425.97 : x
  2. Step 2: Convert to fraction form
    7,783.03/10,741.05 = 4,425.97/x
  3. Step 3: Cross multiply
    7,783.03x = 10,741.05 × 4,425.97
  4. Step 4: Simplify right side
    7,783.03x = 47,539,565.07
  5. Step 5: Solve for x
    x = 47,539,565.07/7,783.03
  6. Step 6: Final answer
    x = 6,108.11

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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.