Home / 4,654.32-6,417-3,811.92

Finding the Fourth Proportional to 4,654.32, 6,417 and 3,811.92

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Solution

The fourth proportional to 4,654.32, 6,417 and 3,811.92 is: 5,255.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,654.32 : 6,417 = 3,811.92 : x
  2. Step 2: Convert to fraction form
    4,654.32/6,417 = 3,811.92/x
  3. Step 3: Cross multiply
    4,654.32x = 6,417 × 3,811.92
  4. Step 4: Simplify right side
    4,654.32x = 24,461,090.64
  5. Step 5: Solve for x
    x = 24,461,090.64/4,654.32
  6. Step 6: Final answer
    x = 5,255.57

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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.