Home / 5,170.44-7,756.74-1,710.12

Finding the Fourth Proportional to 5,170.44, 7,756.74 and 1,710.12

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Solution

The fourth proportional to 5,170.44, 7,756.74 and 1,710.12 is: 2,565.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,170.44 : 7,756.74 = 1,710.12 : x
  2. Step 2: Convert to fraction form
    5,170.44/7,756.74 = 1,710.12/x
  3. Step 3: Cross multiply
    5,170.44x = 7,756.74 × 1,710.12
  4. Step 4: Simplify right side
    5,170.44x = 13,264,956.21
  5. Step 5: Solve for x
    x = 13,264,956.21/5,170.44
  6. Step 6: Final answer
    x = 2,565.54

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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.