Home / 4,740.12-6,538.32-2,877.12

Finding the Fourth Proportional to 4,740.12, 6,538.32 and 2,877.12

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Solution

The fourth proportional to 4,740.12, 6,538.32 and 2,877.12 is: 3,968.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,740.12 : 6,538.32 = 2,877.12 : x
  2. Step 2: Convert to fraction form
    4,740.12/6,538.32 = 2,877.12/x
  3. Step 3: Cross multiply
    4,740.12x = 6,538.32 × 2,877.12
  4. Step 4: Simplify right side
    4,740.12x = 18,811,531.24
  5. Step 5: Solve for x
    x = 18,811,531.24/4,740.12
  6. Step 6: Final answer
    x = 3,968.58

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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.