Home / 2,718.21-3,750.96-1,506.66

Finding the Fourth Proportional to 2,718.21, 3,750.96 and 1,506.66

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Solution

The fourth proportional to 2,718.21, 3,750.96 and 1,506.66 is: 2,079.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,718.21 : 3,750.96 = 1,506.66 : x
  2. Step 2: Convert to fraction form
    2,718.21/3,750.96 = 1,506.66/x
  3. Step 3: Cross multiply
    2,718.21x = 3,750.96 × 1,506.66
  4. Step 4: Simplify right side
    2,718.21x = 5,651,421.39
  5. Step 5: Solve for x
    x = 5,651,421.39/2,718.21
  6. Step 6: Final answer
    x = 2,079.10

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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.