Home / 4,176.02-5,766.82-2,686.53

Finding the Fourth Proportional to 4,176.02, 5,766.82 and 2,686.53

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Solution

The fourth proportional to 4,176.02, 5,766.82 and 2,686.53 is: 3,709.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,176.02 : 5,766.82 = 2,686.53 : x
  2. Step 2: Convert to fraction form
    4,176.02/5,766.82 = 2,686.53/x
  3. Step 3: Cross multiply
    4,176.02x = 5,766.82 × 2,686.53
  4. Step 4: Simplify right side
    4,176.02x = 15,492,728.22
  5. Step 5: Solve for x
    x = 15,492,728.22/4,176.02
  6. Step 6: Final answer
    x = 3,709.92

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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.