Home / 4,973.96-6,864.11-2,735.78

Finding the Fourth Proportional to 4,973.96, 6,864.11 and 2,735.78

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Solution

The fourth proportional to 4,973.96, 6,864.11 and 2,735.78 is: 3,775.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,973.96 : 6,864.11 = 2,735.78 : x
  2. Step 2: Convert to fraction form
    4,973.96/6,864.11 = 2,735.78/x
  3. Step 3: Cross multiply
    4,973.96x = 6,864.11 × 2,735.78
  4. Step 4: Simplify right side
    4,973.96x = 18,778,646.86
  5. Step 5: Solve for x
    x = 18,778,646.86/4,973.96
  6. Step 6: Final answer
    x = 3,775.40

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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.