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Finding the Fourth Proportional to 1,743.03, 2,615.20 and 1,050.19

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Solution

The fourth proportional to 1,743.03, 2,615.20 and 1,050.19 is: 1,575.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,743.03 : 2,615.20 = 1,050.19 : x
  2. Step 2: Convert to fraction form
    1,743.03/2,615.20 = 1,050.19/x
  3. Step 3: Cross multiply
    1,743.03x = 2,615.20 × 1,050.19
  4. Step 4: Simplify right side
    1,743.03x = 2,746,447.72
  5. Step 5: Solve for x
    x = 2,746,447.72/1,743.03
  6. Step 6: Final answer
    x = 1,575.67

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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.