Home / 5,071.12-7,606.76-1,740.12

Finding the Fourth Proportional to 5,071.12, 7,606.76 and 1,740.12

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Solution

The fourth proportional to 5,071.12, 7,606.76 and 1,740.12 is: 2,610.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,071.12 : 7,606.76 = 1,740.12 : x
  2. Step 2: Convert to fraction form
    5,071.12/7,606.76 = 1,740.12/x
  3. Step 3: Cross multiply
    5,071.12x = 7,606.76 × 1,740.12
  4. Step 4: Simplify right side
    5,071.12x = 13,236,675.21
  5. Step 5: Solve for x
    x = 13,236,675.21/5,071.12
  6. Step 6: Final answer
    x = 2,610.21

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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.