Home / 3,515.26-5,272.85-1,050.10

Finding the Fourth Proportional to 3,515.26, 5,272.85 and 1,050.10

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Solution

The fourth proportional to 3,515.26, 5,272.85 and 1,050.10 is: 1,575.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,515.26 : 5,272.85 = 1,050.10 : x
  2. Step 2: Convert to fraction form
    3,515.26/5,272.85 = 1,050.10/x
  3. Step 3: Cross multiply
    3,515.26x = 5,272.85 × 1,050.10
  4. Step 4: Simplify right side
    3,515.26x = 5,537,019.79
  5. Step 5: Solve for x
    x = 5,537,019.79/3,515.26
  6. Step 6: Final answer
    x = 1,575.14

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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.