Home / 2,701.35-3,728.07-1,506.72

Finding the Fourth Proportional to 2,701.35, 3,728.07 and 1,506.72

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Solution

The fourth proportional to 2,701.35, 3,728.07 and 1,506.72 is: 2,079.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,701.35 : 3,728.07 = 1,506.72 : x
  2. Step 2: Convert to fraction form
    2,701.35/3,728.07 = 1,506.72/x
  3. Step 3: Cross multiply
    2,701.35x = 3,728.07 × 1,506.72
  4. Step 4: Simplify right side
    2,701.35x = 5,617,157.63
  5. Step 5: Solve for x
    x = 5,617,157.63/2,701.35
  6. Step 6: Final answer
    x = 2,079.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.