Home / 5,071.60-7,603.81-1,738.25

Finding the Fourth Proportional to 5,071.60, 7,603.81 and 1,738.25

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Solution

The fourth proportional to 5,071.60, 7,603.81 and 1,738.25 is: 2,606.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,071.60 : 7,603.81 = 1,738.25 : x
  2. Step 2: Convert to fraction form
    5,071.60/7,603.81 = 1,738.25/x
  3. Step 3: Cross multiply
    5,071.60x = 7,603.81 × 1,738.25
  4. Step 4: Simplify right side
    5,071.60x = 13,217,305.52
  5. Step 5: Solve for x
    x = 13,217,305.52/5,071.60
  6. Step 6: Final answer
    x = 2,606.14

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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.