Home / 5,012.40-7,519.77-1,725.51

Finding the Fourth Proportional to 5,012.40, 7,519.77 and 1,725.51

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Solution

The fourth proportional to 5,012.40, 7,519.77 and 1,725.51 is: 2,588.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,012.40 : 7,519.77 = 1,725.51 : x
  2. Step 2: Convert to fraction form
    5,012.40/7,519.77 = 1,725.51/x
  3. Step 3: Cross multiply
    5,012.40x = 7,519.77 × 1,725.51
  4. Step 4: Simplify right side
    5,012.40x = 12,975,438.33
  5. Step 5: Solve for x
    x = 12,975,438.33/5,012.40
  6. Step 6: Final answer
    x = 2,588.67

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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.