Home / 2,701.72-4,052.64-1,402.48

Finding the Fourth Proportional to 2,701.72, 4,052.64 and 1,402.48

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Solution

The fourth proportional to 2,701.72, 4,052.64 and 1,402.48 is: 2,103.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,701.72 : 4,052.64 = 1,402.48 : x
  2. Step 2: Convert to fraction form
    2,701.72/4,052.64 = 1,402.48/x
  3. Step 3: Cross multiply
    2,701.72x = 4,052.64 × 1,402.48
  4. Step 4: Simplify right side
    2,701.72x = 5,683,746.55
  5. Step 5: Solve for x
    x = 5,683,746.55/2,701.72
  6. Step 6: Final answer
    x = 2,103.75

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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.